1. The average American showers 5.65 times per week. I want to know if NOVA students are significantly more or less clean than the average American. I poll NOVA students and find that they shower, on...


1. The average American showers 5.65 times per week. I want to know if NOVA students are significantly more or less clean than the average American. I poll NOVA students and find that they shower, on average, 6.70 times per week (Ŝ = 2.30). What test would I use to see if NOVA students shower habits differ significantly from the American population?




A. Correlated Groups t-test



B. Independent Groups t-test



C. One-Sample T-Test



D. One-Sample Z-Test



2. want to test the old adage “beer before liquor, never been sicker.” I randomly assign 15 legal-aged adults to drink three beers before switching to mixed drinks, 15 legal-aged adults to drink two mixed drinks before switching to beers, and 15 legal-aged adults to drink water all night and serve as control subjects (and designated drivers). All adults rate their hangover severity on a scale of 1 – 10 the next day. What test would I do to determine the effects of drink order on hangover severity?





A. One-Way Repeated Measures ANOVA



B. Correlated Groups t-test



C. One-Way Between-Subjects ANOVA



D. Two-Way Between Subjects ANOVA







Jun 10, 2022
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