Asked Nov 13, 2019

Expert Answer

Step 1

Test statistic for z-test:

There are 212 successes in the sample of size 688 from the first population and 181 successes in a sample size 563 from the second population. The pooled sample proportion can be calculated as follows:

Step 2

The test statistic for z-test is calculated as given below.

Step 3

Computation of P-value:

The right tailed P-value for the z-test is approximately 0.3064 which can be obtained using the ex...


Image Transcriptionclose

f NORM.DIST(-0.506,0, 1, 1) A1 В C 0.3064 1


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