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Two researchers conducted a study in which two groups of students were asked to answer 42 trivia questions from a board
Posted: Wed May 11, 2022 3:45 pm
by answerhappygod
- Two Researchers Conducted A Study In Which Two Groups Of Students Were Asked To Answer 42 Trivia Questions From A Board 1 (29.61 KiB) Viewed 25 times
Two researchers conducted a study in which two groups of students were asked to answer 42 trivia questions from a board game. The students in group 1 were asked to spend 5 minutes thinking about what it would mean to be a professor, while the students in group 2 were asked to think about soccer hooligans. These pretest thoughts are a form of priming. The 200 students in group 1 had a mean score of 22.5 with a standard deviation of 4.4, while the 200 students in group 2 had a mean score of 18.7 with a standard deviation of 3.2. Complete parts (a) and (b) below. (a) Determine the 95% confidence interval for the difference in scores, Hy-H2. Interpret the interval. The lower bound is The upper bound is (Round to three decimal places as needed.)