Saeko owns a yarn shop and want to expands her color selection. Before she expands her colors, she...

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	Saeko owns a yarn shop and want to expands her colorselection.
	Beforeshe expands her colors, she wants to find out if her customersprefer one brand
	overanother brand. Specifically, she is interested in three differenttypes of bison yarn.

	As anexperiment, she randomly selected 21 different days and recordedthe sales of each brand.
	At the.01 significance level, can she conclude that there is a differencein preference between the brands?

		Misa'sBison	Yak-et-ty-Yaks	BuffaloYarns
		343	365	360
		308	368	346
		349	351	381
		304	339	306
		348	366	314
		346	331	307
	Total	Â Â Â Â Â 1,998.00	Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â 2,120.00	Â Â Â 2,014.00

5)	What isthe null hypothesis?
	What isthe alternative hypothesis?

	What isthe level of significance?

6)	Use Tools -Data Analysis - ANOVA:Single Factor
	to find theF statistic:

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