Don't use excel, include hypothesis with calculator function noted, pvalue, rejection decision and summary

8. At the 0.025 significance level, test the claim that the four brands have the same mean volume if the following sample results have been obtained. Brand A Brand B Brand C Brand D 15 20 21 15 25 17 22 15 21 22 20 14 23 23 19 23 22 18 22 20 28