At the 0.025 significance level, test the claim that the four brands have the same mean if the following sample results have been obtained.
$\begin{array} { l }
\text { Brand A}&\text { Brand B}&\text { Brand C }&\text { Brand D }\\hline
17&18&21&22\20&18&24&25\21&23&25&27\22&25&26&29\21&26&29&35\&&29&36\&&&37
\end{array}$

Question

At the 0.025 significance level, test the claim that the four brands have the same mean if the following sample results have been obtained. 
$\begin{array} { l  } 
\text { Brand A}&\text { Brand B}&\text { Brand C }&\text { Brand D }\\hline
17&18&21&22\20&18&24&25\21&23&25&27\22&25&26&29\21&26&29&35\&&29&36\&&&37
\end{array}$

Quizplus · Accepted Answer

The Answer of At the 0.025 significance level, test the claim that the four brands have the same mean if the following sample results have been obtained. 
$\begin{array} { l  } 
\text { Brand A}&\text { Brand B}&\text { Brand C }&\text { Brand D }\\hline
17&18&21&22\20&18&24&25\21&23&25&27\22&25&26&29\21&26&29&35\&&29&36\&&&37
\end{array}$

At the 0025 Significance Level, Test the Claim That the Four Brands