Author Question: According to the variance sum law, the variance of the difference of two independent variables is ... (Read 112 times)

dmcintosh · **on:** Jun 20, 2018

According to the variance sum law, the variance of the difference of two independent variables is equal to the difference of their variances.

Indicate whether the statement is true or false

Question 2

A political analyst wants to know if there are differences in how men and women are perceiving his candidate. In his sample, political party membership does not differ for males and females. Thus, gender and political party are confounded.

Indicate whether the statement is true or false