Question: Test for whether the true correlation coefficients differ between these groups. Report a p-value? Suppose the correlation coefficient between weight is .78 for the 100

Test for whether the true correlation coefficients differ between these groups. Report a p-value?


Suppose the correlation coefficient between weight is .78 for the 100 sets of identical twins and .50 for the 120 sets of fraternal twins. 

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We have the test statistic From Table 13 we have z 1 1045 z 2 0549 Thus The pvalue i... View full answer

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