Rats had a choice of freeing another rat or eat ing chocolate by themselves. Most of the

Question:

Rats had a choice of freeing another rat or eat ing chocolate by themselves. Most of the rats freed the other rat and then shared the chocolate with it. The table shows the data concerning the gender of the rat in control.

a. Can a chi-square test for homogeneity or independence be performed with this data set? Why or why not?
b. Determine whether the sex of a rat influences whether or not it frees another rat using a significance level of 0.05.