Solution-Explain why an anova was used to analyze this

Explain why an anova was used to analyze this problem

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Reference no: EM13905180

A consumer organization wants to know if there is a difference in the price of a particular toy at three different types of stores. The price of the toy was checked in a sample of five discount toy stores, five variety stores, and five department stores. The results are shown below.

Discount toy	Variety	Department
$12	15	19
13	17	17
14	14	16
12	18	20
15	17	19

An ANOVA was run and the results are shown below. At the .05 significance level, is there a difference in the mean prices between the three stores? What is the p-value? Explain why an ANOVA was used to analyze this problem.

One factor ANOVA
	Mean	n	Std. Dev
Discount Toys	13.2	5	1.3
Variety	16.2	5	1.64
Department	18.2	5	1.64
Total	15.9	15	2.56

ANOVA table
Source	SS	df	MS	F	p-value
Treatment	63.33	2	31.667	13.38	0.0009
Error	28.4	12	2.367
Total	91.73	14

Reference no: EM13905180

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Explain why an anova was used to analyze this problem

Reference no: EM13905180

Reference no: EM13905180

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