Saeko owns a yarn shop and want to expands her color selection. Before she expands her colors, she wants to find out if her customers prefer one brand over another brand. Specifically, she is interested in three different types of bison yarn. As an experiment, she randomly selected 21 different days and recorded the sales of each brand. At the .01 significance level, can she conclude that there is a difference in preference between the brands? Misa's Bison Yak-et-ty-Yaks Buffalo Yarns 343 365 360 308 368 346 349 351 381 304 339 306 348 366 314 346 331 307 Total 1,998.00 2,120.00 2,014.00 What is the null hypothesis? What is the alternative hypothesis? What is the level of significance? Use Tools - Data Analysis - ANOVA:Single Factor to find the F statistic:

Saeko owns a yarn shop and want to expands her color selection. Before she expands her colors, she wants to find out if her customers prefer one brand over another brand. Specifically, she is...

Saeko owns a yarn shop and want to expands her color selection.
Before she expands her colors, she wants to find out if her customers prefer one brand
over another brand. Specifically, she is interested in three different types of bison yarn.

As an experiment, she randomly selected 21 different days and recorded the sales of each brand.
At the .01 significance level, can she conclude that there is a difference in preference between the brands?

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

What is the null hypothesis?
What is the alternative hypothesis?

What is the level of significance?

Use Tools - Data Analysis - ANOVA:Single Factor
to find the F statistic:

Aug 08, 2021