Suppose that researchers collected a simple random sample of 39 children who had been identified as gifted in a large city. Provided are some sample statistics.     Mother Father Paired Diff. (Mother - Father) Mean 115.6 110.3 1.69666666666667 SD 6.8 3.8 12.0156994525218 N 39 39 39 (a) What is the test statistic?_______ (b) What is the P-Value?________

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2-Proportion Test

In a 2-proportion test, two separate proportions are measured at the same time, and their similarity is evaluated. It is also known as a 2-proportion z-test, and a comparison of two different proportions is done in this method.