Digital Commons Network^™

Data-Driven Decision Making About Single-Sex Instructional Grouping At An Elementary School, Michelle Lynnette Sorrells

Walden Dissertations and Doctoral Studies

Administrators at a Southeastern elementary school eliminated single-sex instructional grouping in 5th-grade classes without a proper analysis of all available data and later reflected upon whether this instructional model should be revived. Because data-based decisions may positively improve teaching and learning for all stakeholders, the purpose of this qualitative case study was to explore all available data leading to this decision, inform stakeholders about the decision-making processes in the local school, and provide data to inform future decisions. Conceptually framed with Mandinach's data-driven decision making (DDDM) model, the guiding question for the study focused on perceptions of teacher, administrator, and …

Parental Behaviors Of Mothers In Low Socioeconomic Hispanic Families, Melanie Ballardo Rodriguez

Walden Dissertations and Doctoral Studies

Parental functioning and behaviors in the family impact the outcomes of adolescents; however, few researchers have identified how age-specific parental behaviors and parental stressors impact young children's social-emotional problems in low socioeconomic Hispanic families with children ages 6-11. Based on the family stress model, the purpose of this quantitative correlational study was to examine the relationship between parental behaviors (parental support, involvement, communication, and limit setting) and parental stress on children's social-emotional problems (internalizing and externalizing behavior problems), and the mediating effect of parental behaviors in low socioeconomic Hispanic families with children ages 6-11. A sample of 63 low socioeconomic, …

Middle School Teachers' Perceptions Of Instructional Coaching, Dean Rochelle Bryant

Walden Dissertations and Doctoral Studies

Instructional coaching, a multifaceted form of job-embedded professional development in education, is widely spreading across the United States as a means of improving staff performance and student learning. The problem was that there was a decrease in 8th grade student achievement in mathematics in this school district. The purpose of the intrinsic qualitative case study was to examine the perceptions and experiences of middle school math teachers about the role of instructional coaches in supporting math instruction. Maslow's hierarchy of needs and Knowles' andragogy adult learning theories formed the conceptual framework that guided this study. The research questions focused on …

Strategies To Mitigate Supply Chain Disruption Risks, Daniel G. Haloukas

Walden Dissertations and Doctoral Studies

Businesses with global supply chains typically have a minimum of 1 interruption to their supply chain annually, which can decrease profitability and affect overall company performance. The purpose of this multiple case study was to explore strategies personal care business supply chain managers used to mitigate supply chain disruption risk. The targeted population was 9 supply chain managers working in 5 different Fortune 500 consumer packaged goods personal care companies in the northeastern United States who have successfully used strategies to mitigate supply chain disruptions. Corporate risk management was used as the conceptual framework of the study to determine how …

An Art Educators' Perception Of An Art Professional Development Workshop, Wonda Y. Hillard

Walden Dissertations and Doctoral Studies

There are no guidelines in South Carolina for developing workshops that reflect the needs of art educators, and there are no tools to evaluate and support their professional development. The problem is a lack of informative, substantive, and academically oriented art inservices that are standards-based and focused on the enhancement of pedagogy, teaching strategies, and content. The purpose of this case study was to explore participants' perceptions of an art professional development workshop as an approach to examining art standards, instructional strategies, and policy changes. Dewey's experiential theory served as the conceptual framework. A purposeful sample of 10 art educators …

Social Work Professionals' Strategies To Reduce Employee Turnover, Jamilla Jenkins Jenkins Nelson

Walden Dissertations and Doctoral Studies

Abstract

Some social work leaders in the United States lack strategies to successfully reduce employee turnover, which is detrimental to the profitability of an organization. The purpose of this qualitative single case study was to explore effective strategies that social work professionals used to reduce employee turnover. The targeted population included 10 social work managers from organizations in South Carolina who experienced employee turnover and implemented successful strategies to overcome it. The conceptual framework was Herzberg's motivation-hygiene theory. Triangulation was used to increase the reliability and validity of the data. Data were collected from semistructured in-depth interviews with managers who …

Successful Billing Strategies In The Hospital Industry, Samirah Merritt

Walden Dissertations and Doctoral Studies

Failure to collect reimbursement because of changing regulations negatively impacts hospital profitability. A multiple case study approach was used to explore the successful strategies billing managers employed to collect reimbursement for all legitimate Medicare claims. The target population for this study included 5 hospital billing managers from 3 organizations in the Northern New Jersey region. The complexity theory was used as a framework for assessing changing Medicare regulations and how the managers adapted to them. The data collection process for this study involved gathering data from participant interviews, documentation from the organizations of the participants, and government documented regulations and …

The Lived Experiences And Perceptions Of African American Women In Federal Senior Leadership, Latonya Michelle Mitchell

Walden Dissertations and Doctoral Studies

In the United States, African American women remain underrepresented in senior leadership positions in many workforce sectors, including the federal sector. Despite this challenge, a few African American women have successfully attained senior leadership responsibilities in a public health service agency. Using intersectionality and social cognitive career theory as the theoretical frameworks, the purpose of this study was to explore the lived experiences of African American women leaders in their career advancement to senior leadership positions in a health service agency of the Department of Health and Human Services in the United States. The research questions explored the experiences and …

Youth Entrepreneurship Among University Graduates In Anambra State, Nigeria, Mike Chike Nwosu

Walden Dissertations and Doctoral Studies

Nigerian policy is inconsistent with regard to the promotion of entrepreneurship among young adults in Anambra State that would serve as a guide to becoming self-employed. Most young adults in Anambra State lack information on entrepreneurial characteristics to become self-employed. The issues confronting Anambra State as a result of youth unemployment include increase in crime rate, drug abuse, kidnapping, and suicide rate. Guided by the human capital theory, the purpose of this case study was to explore the entrepreneurship strategies that young adults in Anambra State needed to become self-employed after graduating from universities. Twenty youth entrepreneurs participated in the …

Educating Medical--Surgical Nurses To Improve Nursing Knowledge And Understanding Of Health Literacy, Heather Smith

Walden Dissertations and Doctoral Studies

Low health literacy levels put patients at greater risk for poorer compliance and access to care, which leads to worse patient outcomes. Nurses must understand health literacy to improve health literacy for their medical surgical patient population. It is necessary for a formal education program on this topic. The purpose of this project was to increase medical surgical nurses' awareness and knowledge of the importance of health literacy and to introduce the REALM-SF tool to assess a patient's literacy level, allowing a nurse to better individualize the education provided to the patient. Lewin's change management theory was key in the …

Student Learning Management System Interactions And Performance Via A Learning Analytics Perspective, Gina Maria Ricker

Walden Dissertations and Doctoral Studies

Enrollment in full-time, virtual, K-12 schools is increasing while mathematics performance in these institutions is lacking compared to national averages. Scholarly literature lacks research studies using learning analytics to better predict student outcomes via student learning management system (LMS) interactions, specifically in the low performing area of middle school mathematics. The theoretical framework for this study was a combination of Hrastinski's theory of online learning as online participation and Moore's 3 types of interactions model of online student behavior. The purpose of this study was to address the current research gap in the full-time, K-12 eLearning field and determine whether …

Factors That Predict The Adoption Of Online Shopping In Saudi Arabia, Momen Nachar

Walden Dissertations and Doctoral Studies

Despite the increased numbers of online consumers, e-commerce growth is slow in the Kingdom of Saudi Arabia. In this correlational study, the technology acceptance model (TAM) was used as a theoretical framework to examine whether perceived ease of use of e-commerce platforms and perceived usefulness of e-commerce platforms could predict consumers' intention to adopt shopping online. A pre-existing TAM survey instrument was used to collect data from consumers (N = 95) who live in a City and have shopped at least once online. The regression analysis confirmed a positive statistically significant relationship between perceived ease of use of e-commerce platforms …

A Quantitative Evaluation Of The Productivity Of The Mercedes-Benz Production System, Derrick Tajuan Shaw

Walden Dissertations and Doctoral Studies

Productivity of automotive manufacturing production systems have been an area of study among researchers since the industrial revolution. Automotive manufacturing production systems that are implemented properly increase productivity in production environments. Researchers have demonstrated that productivity can be improved through modeling the Toyota production system. However, researchers have not established how implementing Mercedes Benz production system (MBPS) impacted Mercedes-Benz cars' productivity between 1999 and 2017. The purpose of this quantitative research study was to examine the effect of implementing the Mercedes-Benz Production System (MBPS). A survey was administered to 35 Mercedes-Benz employees that consisted of operation managers, plant managers, manufacturing …

The Experiences Of Counseling Graduate Students Who Participated In Professional Legislative Advocacy Training, Nakpangi Thomas

Walden Dissertations and Doctoral Studies

Legislative advocacy efforts are increasingly becoming part of a counselor's professional identity, yet scholarly literature lacks studies about experiences of counseling students involved in legislative advocacy for the counseling profession. The purpose of this study was to gain an understanding of the meaning counseling students ascribe to their involvement in legislative advocacy for the counseling profession. Astin's student involvement theory was the conceptual framework utilized to explore the lived experiences of counseling graduate students and recent graduates who participated in a 4-day long American Counseling Association Institute for Leadership Training on legislative advocacy and leadership or in professional legislative advocacy …

The Role Of The Economic Community Of West African States In Counterinsurgency And Conflict Resolution, Muhammed Touray

Walden Dissertations and Doctoral Studies

From 1991 to 2002, the Sierra Leone government and the Revolutionary United Front waged war against each other, subjecting Sierra Leone to a civil war. This war devastated the nation and resulted in many human casualties. Although many researchers have investigated the role of the Economic Community of West African States (ECOWAS) in counterinsurgency and conflict resolution, few studies have been conducted on the specific role of strategic processing tools used by ECOWAS during the Sierra Leone war to sustain a durable peace resolution in the country. Using Galula's conceptualization of counterinsurgency and conflict resolution as a guide, the purpose …

A Comparison Of The Safety And Efficacy Of Three Medical Abortion Protocols, Dhammika Perera

Walden Dissertations and Doctoral Studies

Unsafe abortions pose serious threats to women's health. Medical abortion provides safer abortion access to many. The lengthy interval between misoprostol and mifepristone creates multiple barriers for women and providers.

A paucity of research exists about medical abortion protocols that allow single day procedures. The efficacy and the safety of 3 medical abortion protocols of varying lengths were explored in this study.

A secondary data set of over 55,000 patients from the United Kingdom was retrospectively analyzed using binomial logistic regression. Efficacy results showed no significant difference between the conventional and the simultaneous protocols; when compared to those, the 6- …

Intake Case Managers' Perspectives On Rural Veteran Homelessness, Amanda Eun Jee Webreck

Walden Dissertations and Doctoral Studies

Homeless research has focused on the service-directed approach, but few qualitative studies have focused on the critical and sensitive nature of the intake process. Staff in rural and remote communities struggle to refer services and mainstream resources to homeless veterans. The purpose of this case study was to explore case managers' perspectives on intake procedures in rural Pennsylvania communities. Lewin's force field analysis was used as a theoretical basis to examine the rationale for behaviors and forces that impact an individual's state. Six case managers and 1 supervisor were selected for face-to-face interviews based on their experience, job duties, and …

Examining Congestive Heart Failure Hospital Readmissions From Skilled Nursing Facilities, Katherine Mary Day

Walden Dissertations and Doctoral Studies

In the United States, congestive heart failure (CHF) is a cardiac condition with increasing hospitalization and rehospitalization burden to patients, families, and the healthcare system. This chronic condition is expected to affect more than 8 million people by 2030; however, not much is known about the relationship between risk factors and hospital readmissions once CHF patients are discharged to a skilled nursing facility (SNF). Applying a systems theory unbounded systems thinking, coupled with a systems-thinking approach the purpose of this quantitative, retrospective cohort study was to examine CHF hospital readmissions from SNFs within a 90-day period using a secondary data …

Teachers Experiences With Learning Through Making, Kelly Jurkowski

Walden Dissertations and Doctoral Studies

Experts describe maker education as activities relating to the construction of artifacts that encourage learning through teamwork, problem-solving, and innovation. Teachers in recent years have been turning to maker-centered learning strategies to develop 21st century skills along with emphasizing strong content knowledge focusing on creation and creativity. Previous maker-based learning research focused primarily on the technology and tools associated with these activities; however, little research exists on the teachers'€™ involvement with these learning strategies. The purpose of this phenomenological study was to explore the experiences of teachers currently using maker-centered learning strategies as an instructional practice in grade 5-12 classrooms. …

Mathematical Knowledge For Teaching In Elementary Pre-Service Teacher Training, Jason Proctor

Walden Dissertations and Doctoral Studies

I

It was unclear how the teacher education curriculum at a regional university in the south central region of the United States developed mathematical knowledge for teaching (MKT) in prospective elementary teachers. Understanding how MKT develops during teacher training is important because MKT has been linked to student achievement. The purpose of this sequential explanatory mixed methods study was to examine how prospective elementary teachers' MKT developed while enrolled in a math and science strategies course. Guided by Ball et al.'s MKT framework and Silverman and Thompson's development of this framework, this study investigated changes in prospective teachers' MKT levels …

Stakeholder Effects On Shaping Public Policy In Stormwater Management, Galates Sera

Walden Dissertations and Doctoral Studies

In Washington, DC, historical data are used to adequately size for rainfall events, and efforts to increase stormwater management requirements are fought against by internal stakeholders. In urban planning, extreme rainfall events, that may occur more frequently than expected, are often not a consideration when designing for green infrastructure facilities. The purpose of this case study was to explore how internal and external stakeholders influence stormwater management policies related to extreme rainfall events in Washington, DC. The power and politics organization theory, which focuses on how individuals obtain influence, and the resource dependency theory, which explores how organizations benefit from …

The Effect Of Self-Esteem, Bullying, And Harassment On Nurse Turnover Intention, Joyce Richelle Arand

Walden Dissertations and Doctoral Studies

Currently there is a high rate of registered nurse (RN) turnover due in part to bullying and harassment among peers; which fosters lower quality nursing care, jeopardizes patient safety, and increases healthcare costs. The purpose of this quantitative nonexperimental study was to examine the relationship between inpatient nurses' individual self-esteem and reported bullying and harassment with their intent to leave their job. Two theories were used to provide structure to this work: cognitive experimental self theory and oppressed group theory. Data were collected using the Negative Acts Questionnaire, the Rosenberg Self-Esteem Scale, and the Turnover Intentions Measure. All RNs in …

Strategies Nurse Managers Use To Reduce Voluntary Turnover Of New Registered Nurses, Ayanfemi M. Ayanwale

Walden Dissertations and Doctoral Studies

Employee voluntary turnover is a management problem that impacts the strategic sustainability goals of health care organizations. Thirty-three percent of newly qualified graduate registered nurses (RNs) in the United States leave their profession within the first year of employment. As a result, health care organizations pay over $85,000 per nurse and up to $6.4 million annually to replace RNs in hospitals with more than 600 beds. The purpose of this single case study was to explore strategies nurse managers used to reduce voluntary turnover of RNs. The study population comprised 5 nurse managers from a hospital in Texas, United States. …

Relationship Between Noncognitive Skills And Mathematics Achievement, Joseph Costello

Walden Dissertations and Doctoral Studies

Despite ongoing efforts to improve curriculum and instruction, students at an urban high school in New Jersey score low on the mathematics achievement components of the Partnership for Assessment of Readiness for College and Careers (PARCC) exam. Guided by Bandura's social cognitive theory, the purpose of this quantitative study was to investigate the relationship between students' noncognitive skills and their mathematics achievement. Students who were enrolled in the local high school in the 2017-18 school year and had completed the geometry component of the PARCC exam in 2016-17 were invited to participate in this study. In this cross-sectional survey design, …

Strategies For Providing Loans To Small Businesses, Linda Faye Evans

Walden Dissertations and Doctoral Studies

Between 2007 and 2013, the number of loans banks provided to small and medium-sized enterprises (SMEs) declined. The purpose of this single case study was to explore the strategies that senior bank lending officers used to improve lending to SMEs. The sample size consisted of 4 senior small business lending officers who have in lending for 5 or more year in Houston, Texas. The conceptual framework used was agency theory. Data were collected using semistructured interviews with 4 senior bank lending officers from a bank in the Houston, Texas area, a review of documents from lending officers, and other artifacts …

Second Language Recall In Methods Of Learning, Maria Garza

Walden Dissertations and Doctoral Studies

This dissertation examined the relationship between the acquisition and recall of English language vocabulary. This study explored 2 different learning recall strategies to determine which approach was the quickest or more efficient way to remember vocabulary words. Previous researchers had focused on learning a second language phonetically and had not explored different instructional strategies to study the most useful or quickest way to learn a second language for adults. However, there remains an important gap in the current research regarding how to present different methods of instruction to acquire a new second language more rapidly. The purpose of this study …

Level Of Technology Implementation And The Personality Traits Of Adventist School Principals, Gustavo Martin

Walden Dissertations and Doctoral Studies

Previous studies analyzed how personality traits relate to education, but not in relation to technology implementation. Limited knowledge can lead to inadequate professional development. This study provided insight on the “level of technology implementation” (LoTi) and the personality traits of private school principals. The theoretical frameworks of this research were the Big Five Personality Trait Model and Concerns-Based Adoption Model. The research study answered the question of the relationship, using Kendall's Tau-b, between the LoTi and each of the personality traits: extraversion, openness, conscientiousness, neuroticism, and agreeableness of Adventist school principals using a quantitative, non-parametric, correlational study approach. Every Adventist …

Impact Of A Geography-Literature Collaborative On Secondary School Pedagogy, John Matthew Mccormick

Walden Dissertations and Doctoral Studies

Geography education has been relegated to a subset of social studies standards in most of the United States and has been overshadowed by a history-centered curriculum. Student achievement in geography has not improved for several decades due to the focus on history content in the social studies curriculum. Rooted in a conceptual framework encompassing elements of self-efficacy and the whole teacher approach, the purpose of this case study was to examine the impact of the West Virginia Geographic Alliance (WVGA) professional development workshop on teachers' practices in delivering cross-disciplinary geography education. The research questions addressed teachers' perceived self-efficacy in delivering …

Risk Factors Associated With The Contraction Of Ebola Virus Disease In Liberia, Beyan Yancy Sana

Walden Dissertations and Doctoral Studies

Ebola virus disease (EVD) is a highly transmittable disease with high mortality rate. The purpose of this study was to examine risk factors associated with the contraction of EVD in Liberia. A retrospective cross-sectional design was used to analyze secondary data collected on 1,658 patients admitted to Ebola treatment units in Liberia, using the social ecological model as a theoretical framework. Descriptive statistics and the chi-square test for association and logistic regression were used to analyze the data. The findings of this study revealed that funeral attendance, exposure to body fluids, and contact with a living sick person were associated …

Exploring Information Technology Return On Investment Reports For Planning, Budgeting, And Implementation, Constantine Bitwayiki

Walden Dissertations and Doctoral Studies

The failure rate of new government information technology (IT) projects in developing countries is high, with 35% classified as total failures and approximately 50% as partial failures. The population for this study was 10 senior managers of a public sector organization in Uganda selected because of high IT project successes achieved through leveraging IT return on investment (ROI) reports. The purpose of this qualitative single-case study was to explore the strategies Ugandan senior public sector officials used to leverage IT ROI reports during planning, budgeting, and implementation of IT projects to reduce failure rates. The conceptual frameworks were the strategic …