{"id":{"repo_id":"central-wash","oai_identifier":"oai:digitalcommons.cwu.edu:etd-1653"},"canonical_url":"https://search.dev.ndltd.org/etd/central-wash/oai:digitalcommons.cwu.edu:etd-1653","repository":{"repo_id":"central-wash","name":"Central Washington University","base_url":"https://digitalcommons.cwu.edu/do/oai/"},"display":{"title":"The Effect of Shifts in Reward Magnitude and Changes of Schedule of Reinforcement on Resistance to Extinction","abstract":"The problem concerned the resistance to extinction of an alley running response as a function of various combinations of reward sizes (l or 10 pellets) and schedules of reinforcement (50 or 100%). Three experimental phases were used (acquisition, shift of reward, and extinction). Three measures were taken in the alley (start, alley, and goal speed). Animals trained under partial reinforcement (PRF) showed no significant differences in acquisition running speed over animals trained on continuous reinforcement (CRF). Depression effects (decreases in running speed) were observed for both CRF and PRF trained animals during the shift phase. Overall tests between PRF and CRF groups revealed no significant differences in number of trials to extinction. The results were discussed in terms of operant conditioning theory. Ideas for further research involving shift periods of varying lengths were offered.","abstract_html":"The problem concerned the resistance to extinction of an alley running response as a function of various combinations of reward sizes (l or 10 pellets) and schedules of reinforcement (50 or 100%). Three experimental phases were used (acquisition, shift of reward, and extinction). Three measures were taken in the alley (start, alley, and goal speed). Animals trained under partial reinforcement (PRF) showed no significant differences in acquisition running speed over animals trained on continuous reinforcement (CRF). Depression effects (decreases in running speed) were observed for both CRF and PRF trained animals during the shift phase. Overall tests between PRF and CRF groups revealed no significant differences in number of trials to extinction. The results were discussed in terms of operant conditioning theory. Ideas for further research involving shift periods of varying lengths were offered.","abstract_has_math":false,"creators":["Boylan, Richard James"],"institution":null,"degree_name":"Master of Science (MS)","degree_level":null,"degree_discipline":"Experimental Psychology","degree_department":null,"school":null,"contributors":["Thomas B. Collins, Jr.","Marion D. Harless","Eldon E. Jacobsen"],"advisors":[],"committee_chairs":[],"committee_members":[],"year":1967,"date_issued":"1967-08-01T07:00:00Z","date_published":"1967-08-01T07:00:00Z","updated_at":"2026-07-24T01:37:04Z","subjects":["Science","Extinction (Psychology)","Reinforcement (Psychology)","Experimental Analysis of Behavior","Psychology","Social and Behavioral Sciences"],"languages":["English"],"rights":[],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"https://digitalcommons.cwu.edu/etd/641","outbound_label":"Repository record","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Thomas B. Collins, Jr.","Marion D. Harless","Eldon E. Jacobsen"]},{"key":"dc:creator","label":"Author","values":["Boylan, Richard James"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:type","label":"Dc Type","values":["Text"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Experimental Psychology"]},{"key":"thesis:degree_name","label":"Degree Name","values":["Master of Science (MS)"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["Science","Extinction (Psychology)","Reinforcement (Psychology)","Experimental Analysis of Behavior","Psychology","Social and Behavioral Sciences"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["English"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["https://digitalcommons.cwu.edu/etd/641"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description.abstract","label":"Abstract","values":["The problem concerned the resistance to extinction of an alley running response as a function of various combinations of reward sizes (l or 10 pellets) and schedules of reinforcement (50 or 100%). Three experimental phases were used (acquisition, shift of reward, and extinction). Three measures were taken in the alley (start, alley, and goal speed). Animals trained under partial reinforcement (PRF) showed no significant differences in acquisition running speed over animals trained on continuous reinforcement (CRF). Depression effects (decreases in running speed) were observed for both CRF and PRF trained animals during the shift phase. Overall tests between PRF and CRF groups revealed no significant differences in number of trials to extinction. The results were discussed in terms of operant conditioning theory. Ideas for further research involving shift periods of varying lengths were offered."]},{"key":"dc:title","label":"Title","values":["The Effect of Shifts in Reward Magnitude and Changes of Schedule of Reinforcement on Resistance to Extinction"]}]}],"canonical_facts":{"dc:contributor":["Thomas B. Collins, Jr.","Marion D. Harless","Eldon E. Jacobsen"],"dc:creator":["Boylan, Richard James"],"dc:description.abstract":["The problem concerned the resistance to extinction of an alley running response as a function of various combinations of reward sizes (l or 10 pellets) and schedules of reinforcement (50 or 100%). Three experimental phases were used (acquisition, shift of reward, and extinction). Three measures were taken in the alley (start, alley, and goal speed). Animals trained under partial reinforcement (PRF) showed no significant differences in acquisition running speed over animals trained on continuous reinforcement (CRF). Depression effects (decreases in running speed) were observed for both CRF and PRF trained animals during the shift phase. Overall tests between PRF and CRF groups revealed no significant differences in number of trials to extinction. The results were discussed in terms of operant conditioning theory. Ideas for further research involving shift periods of varying lengths were offered."],"dc:identifier":["https://digitalcommons.cwu.edu/etd/641"],"dc:language":["English"],"dc:subject":["Science","Extinction (Psychology)","Reinforcement (Psychology)","Experimental Analysis of Behavior","Psychology","Social and Behavioral Sciences"],"dc:title":["The Effect of Shifts in Reward Magnitude and Changes of Schedule of Reinforcement on Resistance to Extinction"],"dc:type":["Text"],"thesis:degree_discipline":["Experimental Psychology"],"thesis:degree_name":["Master of Science (MS)"]},"updated_at":"2026-07-24T01:37:04Z"}