Instruction 12 -Referring to Instruction 12

Instruction 12.38
The director of cooperative education at a university wants to examine the effect of cooperative education job experience on marketability in the workplace. She takes a random sample of four students. For these four, she finds out how many times each had a cooperative education job and how many job offers they received upon graduation. These data are presented in the table below.
$$\begin{array} { | l | l | l | } \hline \text { Student } & \text { Coop Jobs } & \text {Job Oifer } \\\hline 1 & 1 & 4 \\\hline 2 & 2 & 6 \\\hline 3 & 1 & 3 \\\hline 4 & 0 & 1 \\\hline\end{array}$$
-Referring to Instruction 12.38,suppose the director of cooperative education wants to obtain both a 95% confidence interval estimate and a 95% prediction interval for X = 2.The confidence interval estimate would be the wider of the two intervals.