Essay
Carolina,Inc.has three stores located in three different areas.Random samples of the sales of the three stores (in $1,000)are shown below.Please note that the sample sizes are not equal.
a.Compute the overall mean.
b.At 95% confidence,test to see if there is a significant difference in the average sales of the three stores.Use both the critical value and p-value approaches.Show your complete work and the ANOVA table.
Correct Answer:

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a.76.75
b.
F = 5.7185;p-value...View Answer
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b.
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