A Researcher Is Examining Preferences Among Four New Flavors of Ice

Essay

A researcher is examining preferences among four new flavors of ice cream.A sample of n = 80 people is obtained.Each person tastes all four flavors and then picks his/her favorite.The distribution of preferences is as follows.
$$\begin{array} { l } \text { Ice Cream Flavor } \\\begin{array} { | c | c | c | c | } \hline \text { A }& \text { B } & \text { C } & \text { D } \\\hline & & & \\12 & 18 & 28 & 22 \\\hline\end{array}\end{array}$$
Do these data indicate any significant preferences among the four flavors? Test at the .05 level of significance.