Question

A researcher wishes to determine whether there is a difference in the average age of middle school, high school, and college
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Answer #1

Solution:

Input given data on Excel

Click on Data menu

Go to data analysis

Go to ANOVA (single factor)

Select data and press ok

Output of ANOVA

Groups Column 1 Column 2 Column 3 Count 6 6 6 Sum Average Variance 192 32 119.2 235 39.16667 30.16667 261 43.5 91.9 df ANOVA

p value = 0.114173 = 0.1142

Answer : 0.1142

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