# Imagine you are interested in whether there is a significant difference between the mean

August 30, 2017

Question
Imagine you are interested in whether there is a significant difference between the mean age of marriage across educational groups. Use the data in the accompanying table to calculate question below.

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Highest Degree

N

Mean

Less than high school

195

22.47

High school

590

22.87

Junior college

86

23.71

Bachelor’s degree

185

24.58

104

25.10

All Groups

1,161

23.33

Answer the blanks in the worksheet.
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Highest Degree

Y bar for each group

Total mean

Group mean – Total mean

Square of the difference

The number of cases

Nk*Square of the difference

Less than high school

High school

Junior college

Bachelor’s degree

Sum up=

Can you help me out with my homework questions. I appreciate the feedback you provided to me on my other homework.

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