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12. The teacher of a course in statistics wants to test whether X = grade in the first assignment (Pass or Fail) and Y
12. The teacher of a course in statistics wants to test whether X = "grade in the first assignment" (Pass or Fail) and Y = "grade in the exam" (A, C, E or F) are independent. The following table summarizes the results of the 120 students in the course: A X Pass 14 (a) 1.960; (b) 5.321; (c) 7.815; (d) 10.648; (e) 145.461; What is the value of the test statistic: Fail 2 1 Y C E F 17 34 42 1 9 3
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Statistics For Psychology
Authors: Arthur Aron, Elaine N. Aron, Elliot J. Coups
6th Edition
205258158, 978-0205258154
