Random Samples Were Selected from Three Populations At a 5% Level of Significance, Test to See If

Essay

Random samples were selected from three populations. The data obtained are shown below. $$\begin{array} { c c c } \text { Treatment 1 } & \text { Treatment 2 } & \text { Treatment 3 } \\45 & 30 & 39 \\41 & 34 & 35 \\37 & 35 & 38 \\40 & 40 &\end{array}$$ At a 5% level of significance, test to see if there is a significant difference in the means of the three populations. (Please note that the sample sizes are not equal.)
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