Question: solve tory Bookmarks Window Help psu.instructure.com C D Question 11 1 pts Dr. McMullen is interested in whether an online training program helps people to

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tory Bookmarks Window Help psu.instructure.com C D Question 11 1 pts Dr. McMullen is interested in whether an online training program helps people to learn statistics. She randomly assigns participants to either the online videochat tutoring (intervention) or a waitlist (control). She hypothesized that the intervention group would have HIGHER test scores than the control group. She measures their statistics knowledge using an exam from an introductory statistics course (higher scores = better performance). X (Online Y (Waitlist/ X2 Y2 Tutoring) Control) 83 69 6889 4761 67 78 4489 6084 70 51 4900 2601 90 64 8100 4096 75 89 5625 792 n = 5 n = 5 EX = 385 EY =351 EX2 =30003 EY2 - 25463 What is the value of the statistic she calculated? 0.88 2.3 1.05 1.64 MAY 6

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