A Television Studio Did a Poll to Determine Whether Women

Essay

A television studio did a poll to determine whether women in different age groups watched different amounts of comedy programming. Check the TI-84 output to see whether the same-variance condition for ANOVA holds. Show your work. Is ANOVA appropriate?
$$\begin{array} { | l l l l l | } \hline \text { One-way ANOVA } & & & & \\ \mathrm { F } = 1.739515653 & \text { Cat } & \mathrm { n } & \text { Mean } & \text { StDev } \\ \mathrm { p } = .2092138468 & 17 - 24 & 25 & 3.42 & 1.28 \\ \text { Factor } & 25 - 32 & 15 & 4.50 & 3.45 \\ \mathrm { df } = 2 & 33 - 40 & 21 & 2.17 & 0.75 \\ \mathrm { SS } = 16.3611111 & & & & \\ \mathrm { MS } = 8.18055556 & & & \\ \text { Error } & & & \\ \mathrm { df } = 15 & & & \\ \mathrm { SS } = 70.5416667 & & & \\ \mathrm { MS } = 4.70277778 & & & \\ \mathrm { Sxp } = 2.16858889 & & & \\ \hline \end{array}$$