4. Are undergraduate students at OSU satisfied with the kind of academic advising they receive? An administrator would l

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4 Are Undergraduate Students At Osu Satisfied With The Kind Of Academic Advising They Receive An Administrator Would L 1 (51.06 KiB) Viewed 31 times

4. Are undergraduate students at OSU satisfied with the kind of academic advising they receive? An administrator would like to find out what students think about academic advising. Because she believes the thoughts and experiences students have might be different depending on what their class level is, she first breaks the population of undergraduate students into groups based on class level (i.e., first-year, sophomore, junior, and senior) and then selects a random sample from each group. We'd call this method of sampling a A. systematic sampling method. B. simple random sampling method. C. convenience sampling method. D. voluntary response sampling method. E stratified random sampling method. 5. Is gardening good for your health? A researcher observes that individuals who spend at least 10 hours per week gardening (or working in their gardens) have higher levels of Vitamin D than individuals who do little to no gardening each week. What would the explanatory variable be in this study? A. Whether the garden includes vegetables or flowers B. Amount of time spent gardening C. Age of the individual D. Size of the garden E. Vitamin D level 6. In 2015, a group of researchers examined the relationship between the length of a mammal's eyelashes and the width of the mammal's eye. They measured both eyelash length and eye width, in centimeters, for 22 different mammals, and they observed that the optimal eyelash length in order to avoid channeling dust into the eye-appears to be about one third the width of the eye. The individuals in this study are the A. mammals. B. researchers. C. eyelashes D. measurements. E dust particles