Samples were selected from three populations.The data obtained are shown below.

a.Compute the overall mean.
b.Set up an ANOVA table for this problem.
c.At 95% confidence,test to determine whether there is a significant difference in the means of the three populations.Use both the critical and p-value approaches.

Question

Samples were selected from three populations.The data obtained are shown below.
  
a.Compute the overall mean.
b.Set up an ANOVA table for this problem.
c.At 95% confidence,test to determine whether there is a significant difference in the means of the three populations.Use both the critical and p-value approaches.

Quizplus · Accepted Answer

The Answer of Samples were selected from three populations.The data obtained are shown below.
  
a.Compute the overall mean.
b.Set up an ANOVA table for this problem.
c.At 95% confidence,test to determine whether there is a significant difference in the means of the three populations.Use both the critical and p-value approaches.

Samples Were Selected from Three Populations