The Between Groups Design And The Cross Sectional Design Essay

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Summary Hypothesis If a person participates in many daily activities, exercises early daily scheduling, has consistently scheduled social rhythms, and partakes in activities with active social engagement, then the person will self-report that he or she is a good sleeper. Methods In the study, the between-groups design and the cross-sectional design were used for research. There were 243 participants between the ages of 18 and 39, and the majority were females and Caucasians. The average age was about 21 years old. The measurements used were the Social Rhythm Metric, the Pittsburgh Sleep Quality Index, and the Beck Depression Inventory, Second Edition. The PSQI was used to measure perceived sleep quality within the past month. Once the Sleep Quality Index was obtained, the participants were categorized as good sleepers (5) based on scale ranging from 0 to 19. The SRM was used to assess social rhythms. The overall activities performed by a test subject, the number of activities performed involving social interaction, and the number of activities involving minimum to no social interaction were analyzed. The SRM also tracked the regularity of activities, so a “hit” meant an activity was performed within 45 minutes of the habitual time. The BDI-II was used to calculate participants’ levels of depression. Participants would be trained to use the SRM, then they would be given 14 days of SRMs. The diary was to be returned after the 15th day. Thus, 2 weeks of monitoring would
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