Answer
$µ_{WM}=µ_{SM}\neµ_{MM}$
There is enough evidence to conclude that the mean daily calcium intake for the Mixed Mild group is higher than the mean daily calcium intake for Skim Milk and Whole Milk groups.
Work Step by Step
In MINITAB, enter the Skim Milk values in C1, the Mixed Milk values in C2 and in C3 enter the Whole Milk values.
Select Stat -> ANOVA -> One-Way
Select Response data are in a separate column for each factor level.
In Responses enter C1 C2 C3
Click Comparisons. In "Error rate for comparisons" enter 5. In "Comparison procedures assuming equal variances" select Tukey. In "Results" select the 3 options. Click OK.
Click Ok.
