A Researcher Wishes to Determine If There Is a Relationship $C_{2,3}$

Short Answer

A researcher wishes to determine if there is a relationship between the sex of an individual and the amount of coffee consumed. The following data was obtained for the number of cups of coffee consumed. What is the expected value of $C_{2,3}$ ?

$\begin{array}{llll} & {\text { Mean number of cups consumed per day }} \\\text { Males } & \mathbf{0}-\mathbf{1} & \mathbf{2 - 4} & \mathbf{5} \text { or } \text { more } \\\text { Females } & 12 & 13 & 25 \\11 & 22\end{array}$