Open Access. Powered by Scholars. Published by Universities.®

Physical Sciences and Mathematics Commons

Open Access. Powered by Scholars. Published by Universities.®

Articles 1 - 20 of 20

Full-Text Articles in Physical Sciences and Mathematics

Mathematics Teachers’ Pedagogical Content Knowledge And Its Relation To Student Achievement, Michelle Emmalyn Peters-George Jan 2021

Mathematics Teachers’ Pedagogical Content Knowledge And Its Relation To Student Achievement, Michelle Emmalyn Peters-George

Walden Dissertations and Doctoral Studies

Students' performance in national assessments of mathematics at Grades 2, 4, and 6 has been a cause for concern in the Eastern Caribbean. Researchers have called for studies to focus on primary mathematics teachers' pedagogies rather than on laptops and curriculum; however, it is unclear how primary mathematics teachers' pedagogical knowledge influences these student’s achievement. The purpose of this quantitative study was to investigate the relationship between primary mathematics teachers' pedagogical content knowledge (mathematical knowledge for teaching, quality of instruction, and pedagogical qualifications) and student achievement, measured by national assessment scores in Grenada, controlling for teachers’ age, gender, and experience. …


Exploring Eco-Friendly Strategies In Early Learning Businesses, Henry Smith Jan 2021

Exploring Eco-Friendly Strategies In Early Learning Businesses, Henry Smith

Walden Dissertations and Doctoral Studies

Some early learning business owners (ELBOs) lack implementation strategies for eco-friendly programs. ELBOs that can successfully implement eco-friendly programs in their organizations can promote long-term sustainability. Grounded in Freeman’s stakeholder theory, the purpose of this qualitative multiple case study was to identify ELBOs’ implementation strategies for eco-friendly programs. The participants comprised of three ELBOs from three certified eco-friendly organizations. Data were collected using semistructured interviews and analyzed using thematic analysis. Five themes emerged: (a) managing stakeholders’ expectations, (b) health and wellness for sustainability, (c) business sustainability, (d) environmental sustainability, and (e) partnerships and community involvement. A key recommendation is for …


Teachers' Perceptions About Instructing Underachieving K-5 Students On Mathematical Word Problem-Solving, Crystal Yvette Baldwindouglas Jan 2019

Teachers' Perceptions About Instructing Underachieving K-5 Students On Mathematical Word Problem-Solving, Crystal Yvette Baldwindouglas

Walden Dissertations and Doctoral Studies

The state of Maryland has implemented the Common Core State Standards for Mathematics (CCSSM) operations & algebraic thinking and number & operations-fractions with emphasis on students in Grades K-5 acquiring the ability to solve word problems for state and curriculum math assessments. However, since the implementation of CCSSM, 30% of elementary students in a Maryland school district have demonstrated underachievement (basic or below basic level) on problem-solving sections of the state and school standardized tests. This qualitative case study, guided by Polya's model of the four phases of mathematical problem-solving, was conducted to address this problem. The research questions addressed …


Influence Of Reading Proficiency On Placement And Success In Online Developmental Mathematics, Diane Marie Stryk Jan 2018

Influence Of Reading Proficiency On Placement And Success In Online Developmental Mathematics, Diane Marie Stryk

Walden Dissertations and Doctoral Studies

Community college leaders have spent years trying to improve success rates for students in developmental mathematics (DM) courses, but with little progress. This quantitative study, using a pre-experimental static-group research design, examined if a change in a community college district's policy and practices for student placement into DM courses could improve student success in online DM courses. Bounded rationality theory provided the lens to view how students' decision making is influenced by the lack of timely and appropriate information during the placement process. The study addressed whether a composite placement score, the result of combining the ACCUPLACER placement scores for …


Experiences And Practices Of Environmental Adult Education Participants, Cindy Fitzwilliams-Heck Jan 2018

Experiences And Practices Of Environmental Adult Education Participants, Cindy Fitzwilliams-Heck

Walden Dissertations and Doctoral Studies

Awareness of the sustainability of our natural resources is a continuing concern. Initiatives promoting environmental adult education (EAE) through professional development (PD) workshops ensure educators' have the knowledge and skills to inform their audience about environmental literacy and stewardship. However, these workshops have rarely been monitored. Specifically, it appears no researchers have focused on the reflective experiences of an EAE PD workshop on educator participants at least 5 years after participation. This basic qualitative study used telephone interviews of 8 past participants to explore whether and how they perceive their behavior changing in relation to natural resources conservation years after …


A Study Of Fourth-Grade Students' Perceptions On Homework Environment And Academic Motivation In Mathematics, Stefanie Harmon Jan 2017

A Study Of Fourth-Grade Students' Perceptions On Homework Environment And Academic Motivation In Mathematics, Stefanie Harmon

Walden Dissertations and Doctoral Studies

The problem at an elementary school is teachers' lack of knowledge and information on the perceptions and motivation of students to complete independent mathematics homework. The purpose of this study was to identify students' perceptions regarding their homework environment and academic motivation in mathematics. The study's conceptual framework, attribution theory, supported the examination of drivers of motivation for participants related to homework completion. Guiding research questions, supported by Keller's ARCS model, focused on the identification of students' perceptions of homework attention, relevance, curiosity, satisfaction, and their preferred homework environment. This qualitative research study obtained data from semistructured interviews with 44 …


Faculty Perceptions Of Instructional Strategies That Foster Student Engagement In Online Courses, Sharon M. Hope Jan 2017

Faculty Perceptions Of Instructional Strategies That Foster Student Engagement In Online Courses, Sharon M. Hope

Walden Dissertations and Doctoral Studies

Developing online instructional strategies for increasing student engagement and success is significant locally and nationally due to growth in the online field, advances in technology, and the need for colleges to maximize student success. This study stemmed from the desire of administrators at an upstate New York private college to discover additional ways to design and deliver effective online instruction. The purpose of this qualitative instrumental case study was to discover faculty perceptions of and experiences with instructional strategies that they used to foster student engagement in online learning. Kearsley and Shneiderman's engagement theory formed the study's conceptual framework. Ten …


Nursing Informatics Competency Program, Kristina Ann Dunn Jan 2017

Nursing Informatics Competency Program, Kristina Ann Dunn

Walden Dissertations and Doctoral Studies

Currently, C Hospital lacks a standardized nursing informatics competency program to validate nurses' skills and knowledge in using electronic medical records (EMRs). At the study locale, the organization is about to embark on the implementation of a new, more comprehensive EMR system. All departments will be required to use the new EMR, unlike the current policy that allows some areas to still document on paper. The Institute of Medicine, National League of Nursing, and American Association of Colleges of Nursing support and recommend that information technology be an essential core competency for nurses. Evidence of the need for nursing informatic …


Effect Of An Interactive Component On Students' Conceptual Understanding Of Hypothesis Testing, Sarah Anne Inkpen Jan 2016

Effect Of An Interactive Component On Students' Conceptual Understanding Of Hypothesis Testing, Sarah Anne Inkpen

Walden Dissertations and Doctoral Studies

The Premier Technical College of Qatar (PTC-Q) has seen high failure rates among students taking a college statistics course. The students are English as a foreign language (EFL) learners in business studies and health sciences. Course delivery has involved conventional content/curriculum-centered instruction with minimal to no interactive components. The purpose of this quasi-experimental study was to assess the effectiveness of an interactive approach to teaching and learning statistics used in North America and the United Kingdom when used with EFL students in the Middle East. Guided by von Glasersfeld's constructivist framework, this study compared conceptual understanding between a convenience sample …


Teachers' Perceptions Of Manipulatives During Middle School Math Instruction, Angela L. Vizzi Jan 2016

Teachers' Perceptions Of Manipulatives During Middle School Math Instruction, Angela L. Vizzi

Walden Dissertations and Doctoral Studies

In a Colorado school district, school personnel and parents were concerned that middle school math proficiency levels were low for 2011-2014 and math teachers were not using manipulatives in their classes to increase math performance. The district's math coordinator did not foresee providing specific professional development (PD) for math manipulative use to address these concerns. Without this PD, math teachers may be ill-quipped to teach math concepts when using manipulatives, which, in turn, could lead to further poor math performance. The purpose of this qualitative bounded collective case study was to explore middle school teachers' perceptions of PD and perceived …


Understanding The Relationships Among Students' Goal Orientations, Self-Efficacy, Anxiety, And Accelerated Academic Success In The Redesign Of Developmental Mathematics, Kelly Ann Hogan Jan 2016

Understanding The Relationships Among Students' Goal Orientations, Self-Efficacy, Anxiety, And Accelerated Academic Success In The Redesign Of Developmental Mathematics, Kelly Ann Hogan

Walden Dissertations and Doctoral Studies

The low success rates of increasing numbers of underprepared students taking developmental mathematics classes 'often minority and economically disadvantaged' are challenging community colleges across the United States. These students, who must start in the lowest levels of precollege mathematics courses, are unlikely to pass the first course and earn a credential. Using a mastery goal orientation theoretical framework, a quantitative, survey research design was used to ascertain any correlations between students' goal orientations, self-efficacy, test anxiety, and success in a new model of learning. Survey data were used to answer 3 research questions: (a) the relationship between success and students' …


Decision-Making On Technology Deployment For Online Programs At Historically Black Institutions, Shirley M. Mcclellan Jan 2016

Decision-Making On Technology Deployment For Online Programs At Historically Black Institutions, Shirley M. Mcclellan

Walden Dissertations and Doctoral Studies

Historically Black colleges and universities (HBCUs) lag behind predominantly White institutions in their production of online courses and degree programs because of nonexistent or inadequate technology training for faculty members and limited financial resources. The purpose of this qualitative comparative case study was to obtain insight into how decisions are made on technology deployment and integration of online programs at HBCUs. Guided by Donaldson's contingency theory, this case study addressed how decisions are determined at HBCUs to integrate online learning programs into the curriculum and how the individuals who make these decisions perceive online learning programs. Survey responses were collected …


Effects Of Single-Gender And Coeducational Learning Environments On Middle School Mathematics Achievement, Tasha Graves Henderson Jan 2015

Effects Of Single-Gender And Coeducational Learning Environments On Middle School Mathematics Achievement, Tasha Graves Henderson

Walden Dissertations and Doctoral Studies

As a result of the increased number of schools failing to meet adequate yearly progress (AYP), school districts are searching for innovative ways to raise student achievement and meet the rigorous performance standards set by state governments. Using the theoretical framework provided by brain research and the theory of multiple intelligences, the purpose of this quantitative study was to compare 2 middle school classroom structures for differences in mathematics achievement among students. The study examined whether a significant difference existed in mathematics achievement scores on the state-mandated mathematics test for 2 groups (single gender classes versus coeducational classes) in 6 …


Concept Mapping As A Tool For Enhancing Self-Paced Learning In A Distance Scenario, John Allen Richbourg Jan 2015

Concept Mapping As A Tool For Enhancing Self-Paced Learning In A Distance Scenario, John Allen Richbourg

Walden Dissertations and Doctoral Studies

Researchers have determined that concept maps serve as effective tools in the traditional science classroom. The purpose of this experimental study was to investigate concept mapping as a tool for student knowledge acquisition in 10th grade science for students in distance learning situations. Research questions were designed to investigate the influence of concept mapping on rate and quality of student knowledge acquisition and retention. This study was a pretest-posttest 2-group comparison study, constructivist in nature and based on the theory of cognitive learning. Participants included 36 students in the 10th grade at an inner-city school in the United States. Control …


A Correlation Of Community College Math Readiness And Student Success, Jayna Nicole Brown Jan 2015

A Correlation Of Community College Math Readiness And Student Success, Jayna Nicole Brown

Walden Dissertations and Doctoral Studies

Although traditional college students are more prepared for college-level math based on college admissions tests, little data have been collected on nontraditional adult learners. The purpose of this study was to investigate relationships between math placement tests and community college students' success in math courses and persistence to degree or certificate completion. Guided by Tinto's theory of departure and student retention, the research questions addressed relationships and predictability of math Computer-adaptive Placement Assessment and Support System (COMPASS) test scores and students' performance in math courses, persistence in college, and degree completion. After conducting correlation and regression analyses, no significant relationships …


Barriers To Facilitating An Existing Certified Nature Explore Outdoor Classroom, Shelley L. Easler Jan 2015

Barriers To Facilitating An Existing Certified Nature Explore Outdoor Classroom, Shelley L. Easler

Walden Dissertations and Doctoral Studies

In response to social trends whereby children are spending less time outside, school administrators have developed certified Nature Explore Outdoor Classrooms (NEOCs) intentionally designed to support whole-child learning within a natural environment. Despite the documented benefits of nature-based education, the literature and NEOC sites report challenges in facilitating this type of space. The purpose of this study was to investigate what prevents teachers in a certified NEOC from facilitating student/teacher engagement with the natural outdoor environment. Kolb's, Piaget's, and Vygotsky's theories of constructivism served as the study's framework to explore the problem from the teachers' perspectives. A qualitative case study …


A Qualitative Assessment: Adult Perceptions Of Collaboration As Mitigation For Statistics Anxiety, Karl James Kinkead Jan 2015

A Qualitative Assessment: Adult Perceptions Of Collaboration As Mitigation For Statistics Anxiety, Karl James Kinkead

Walden Dissertations and Doctoral Studies

Math anxiety, defined as feelings of apprehension and fear of courses involving mathematics, often interferes with student learning in a variety of college-level courses. A related phenomenon, statistics anxiety, affects the performance of many students in statistics courses. Researchers have found evidence that including collaborative problem solving as an instructional methodology is effective at reducing the negative effects of statistics anxiety. The purpose of this qualitative case study was to explore adult perceptions of collaborative problem solving as an instructional methodology focused on improving the learning environment in a business statistics course. Behaviorist, constructivist, and adult learning theories provided the …


Learning Without Onboarding: How Assessing And Evaluating Learning Benefits New Information Technology Hires, Dory L. Morris Jan 2011

Learning Without Onboarding: How Assessing And Evaluating Learning Benefits New Information Technology Hires, Dory L. Morris

Walden Dissertations and Doctoral Studies

Onboarding ensures learning success through sharing and acquiring knowledge to remain competitive. However, little is known about new Information Technology (IT) hires' learning needs in the absence of onboarding; therefore, the purpose of this case study was to examine, increase, and retain their technical knowledge at the Unified Communications Company (UCC). Following the theoretical model of knowledge management, which holds that knowledge is the key to confirm learning and knowledge sharing, the research questions were used to examine how the company assessed and increased their technical knowledge and how they taught their culture in the absence of onboarding. A qualitative …


Middle School Mathematics Students' Perspectives On The Study Of Mathematics, Christy H. Vaughn Jan 2011

Middle School Mathematics Students' Perspectives On The Study Of Mathematics, Christy H. Vaughn

Walden Dissertations and Doctoral Studies

This qualitative study addressed the perceptions toward the study of mathematics by middle school students who had formerly been in a remedial mathematics program. The purpose of the study was to explore the past experiences of nine students in order to determine what is needed for them to feel successful in mathematics. The conceptual framework of the study was grounded in philosophies of motivation, including achievement goal theory, self-worth theory, self-efficacy theory, expectancy-value theory, and attribution theory. The study used a phenomenological research design to answer the key research question, which focused upon the experiences of students and the meaning …


The Effect Of Learning Styles Strategies On Benchmark Eighth Grade Middle School Mathematics Achievement, Jean Ferrara Jan 2010

The Effect Of Learning Styles Strategies On Benchmark Eighth Grade Middle School Mathematics Achievement, Jean Ferrara

Walden Dissertations and Doctoral Studies

Low standardized mathematics scores resulted in a suburban middle school not reaching adequate yearly progress (AYP) for the 2 previous years. There were many possible factors contributing to this problem, among them the design of instruction. The purpose of this study was to identify learning styles of students and implement differentiated instructional strategies that address the learners' needs. The study was based on the Silver and Hanson's theory of learning style instruction and Gardner's multiple intelligences as a model for differentiating instruction. This sequential mixed methods quasi-experimental causal comparative design study investigated the effect of classroom intervention based on learning …