Use the Sign Test to Test the Indicated Claim At the 5 Percent Level, Test the Null Hypothesis That

Essay

Use the sign test to test the indicated claim. Fourteen people rated two brands of soda on a scale of 1 to 5. $$\begin{array}{l}\begin{array} { | l | l l l l l l l | } \hline \text { Brand A } & 2 & 3 & 2 & 4 & 3 & 1 & 2 \\\hline \text { Brand B } & 1 & 4 & 5 & 5 & 1 & 2 & 3\end{array}\\\begin{array} { l | l l l l l l l } \text { Brand A } & 5 & 4 & 2 & 1 & 1 & 4 & 3 \\\hline \text { Brand B } & 4 & 5 & 5 & 2 & 4 & 5 & 4 \\\hline\end{array}\end{array}$$ At the 5 percent level, test the null hypothesis that the two brands of soda are equally popular.