A Partially Completed ANOVA Table for a Completely Randomized Design

question 88

Essay

A partially completed ANOVA table for a completely randomized design is shown here. $\begin{array}{lcccc}\text { Source } & \text { df } & \text { SS } & \text { MS } & F \\\hline \text { Time } & & 25.2 & \\\text { Error } & 11 & & \\\hline \text { Total } & 13 & 86.4 & \\\hline\end{array}$

a. Complete the ANOVA table.
b. How many treatments are involved in the experiment?
c. Do the data provide sufficient evidence to indicate a difference among the population means? Test using $\alpha = .05$ .