A Sample of Size 100 Selected from One Population Has

Multiple Choice

A sample of size 100 selected from one population has 60 successes,and a sample of size 150 selected from a second population has 95 successes.The test statistic for testing the equality of the population proportions equal to:

A) -0.5319.
B) 0.7293.
C) -0.419.
D) 0.2702.