Social and Behavioral Sciences Commons^™

Reaction Time In Elderly Subjects: The Effects Of Practice On Two Different Reaction Time Tasks, Dawn Marie Birk

All Graduate Theses and Dissertations, Spring 1920 to Summer 2023

The reaction time of four groups of elderly human subjects were examined to determine the effects of stimulus presentation and task practice. Each group practiced different tasks, each requiring a response when more than one alternative was available. Two tasks involved making responses based on either visually or auditorily presented stimuli only. One task required decisions to be made on the basis of both auditory and visual stimuli. The fourth group acted as a comparison group and did not practice a reaction-time task; although they did perform a task on the computer and their reaction times were measured. Before and …