A large company has operated assuming that the rate of absenteeism is the same for each day of the week. The new human resources director at the company claims that the assumption is false and that the rate of absenteeism is different for some days of the week as compared with others. To test the claim, a random sample of 150 absences was selected, and the day of the week on which the absence occurred was recorded. The counts are shown in the following table. Monday Tuesday Wednesday Thursday Friday Number of Absences 40 27 21 34 28 The appropriate chi-square test will be performed to test the claim. What is the contribution of the Monday absences to the calculation of the chi-square test statistic? (A) 0.333 (B) 2.500 (C) 3.000 (D) 3.333 (E) 10.000
A large company has operated assuming that the rate of absenteeism is the same for each day of the week. The new human resources director at the company claims that the assumption is false and that the rate of absenteeism is different for some days of the week as compared with others. To test the claim, a random sample of 150 absences was selected, and the day of the week on which the absence occurred was recorded. The counts are shown in the following table. Monday Tuesday Wednesday Thursday Friday Number of Absences 40 27 21 34 28 The appropriate chi-square test will be performed to test the claim. What is the contribution of the Monday absences to the calculation of the chi-square test statistic? (A) 0.333 (B) 2.500 (C) 3.000 (D) 3.333 (E) 10.000
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 4ECP: Show that the probability of drawing a club at random from a standard deck of 52 playing cards is...
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Transcribed Image Text:A large company has operated assuming that the rate of absenteeism is the same for each day of the week. The new
human resources director at the company claims that the assumption is false and that the rate of absenteeism is
different for some days of the week as compared with others. To test the claim, a random sample of 150 absences
was selected, and the day of the week on which the absence occurred was recorded. The counts are shown in the
following table.
Monday Tuesday Wednesday Thursday Friday
Number of Absences 40
27
21
34
28
The appropriate chi-square test will be performed to test the claim.
What is the contribution of the Monday absences to the calculation of the chi-square test statistic?
(A) 0.333
(B) 2.500
(C)
3.000
(D) 3.333
(E) 10.000
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