Conduct Analysis of Variance on the Randomized Complete Block Design $\alpha = 0.05$

question 23

Multiple Choice

Conduct Analysis of Variance on the Randomized Complete Block Design
-A builder has two crews that construct homes. He is interested in determining if there is a difference in the time it takes the crews to build three different styles of homes. The time in days for each crew is given below. Is there any interaction effect? Answer Yes or No. Test at $\alpha = 0.05$ .
$\begin{array}{|l|c|c|c|}\hline & \text { Cottage } & \text { Bi-Level } & 2 \text { story } \\\hline \text { Smith } & 27,34,30,35,39 & 25,47,44,30,39 & 28,24,29,32,41 \\\hline \text { Jones } & 46,41,37,26,24 & 31,39,44,45,32 & 43,45,44,36,31 \\\hline\end{array}$

• A) No
• B) Yes