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Essay On University Life Study

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Over a consecutive 3 and a half years, a web-based study referred to as the University Life Study was conducted among a group of students enrolled at a large university. They had to complete a web-based questionnaire and a 2-week daily diary each semester. A maximum of $80 was awarded to each student based off the pre-incentive and completion ($5 pre-incentive,$25 for completing the initial survey, $3 for each daily survey, and an $8 bonus for completing all surveys).
Sample Selection
A ranked random sampling procedure was conducted to recruit a diverse group of individuals. Eligible participants were first-year students who were U.S. citizens or permanent residents, living within 25 miles of the campus, and were younger than the age of …show more content…

Data Collection Procedures
Data collection began in fall 2007. Students selected from the recruitment procedure were mailed an informational letter, an invitation to participate, a $5 cash incentive, and a pen. Five days after receiving the letter, each student was sent an email message with an active hyperlink to a web-based survey (University Life Study) about a wide range of topics related to student life and health. Of the students asked first, 66% consented by submitting an online electronic signature and providing data. The morning following completion of the semester survey, students received an email with an invitation to begin the daily surveys. Each morning for the next 13 days, they received emails with hyperlinks to the daily questionnaire. Fifteen items assessed the amount of time students spent in typical campus activities each day. Prompted with “From the time you woke up until you went to sleep, how much time did you spend doing the following activities?” participants indicated the duration of participation in each of 15 activities on a 10-category response scale: did not do (recoded to 0 hours of participation), up to 30 minutes (0.25 hours), 30–60 minutes (0.75), 1–2 hours (1.5), 2–3 hours (2.5), 3–4 hours (3.5), 4–6 hours (5.0), 6–8 hours (7.0), 8–10 hours (9.0), and 10 hours or more (10.0). Following, subsets of items were summed to indicate the amount of time

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