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In a Test for the Difference Between Two Proportions, the Sample

Question 35

Multiple Choice

In a test for the difference between two proportions, the sample sizes were n1=79n _ { 1 } = 79 and n2=89n _ { 2 } = 89 , and the numbers of events were x1=51x _ { 1 } = 51 and x2=38x _ { 2 } = 38 . A test is made of the hypothesis H0:p1=p2H _ { 0 } : p _ { 1 } = p _ { 2 } versus H1:p1p2H _ { 1 } : p _ { 1 } \neq p _ { 2 } . Compute the value of the test statistic.


A) 3.07
B) 2.83
C) 2.94
D) 2.91

Correct Answer:

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