A Psychologist Is Interested in Determining Whether There Is a Difference

Essay

A psychologist is interested in determining whether there is a difference of more than one hour between male and female students in the average number of volunteer hours during an academic year.The psychologist selected a random sample of 60 male and 60 female students and observed the following sample information. $$\begin{array} { l c c } & \text { Male } & \text { Female } \\\text { Sample Mean } & 13.24 & 14.68 \\\text { Population Std Dev } & 1.2 & 1.56 \\\text { Sample Size } & 60 & 60\end{array}$$
-Test the claim at ? = .05