6) 7) Saeko owns a yam 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 yam. As an experiment, she randomly selected 21 different days and recorded the sales of each brand. At the .10 significance level. can she conclude that there is a difference in preference between the brands? Misa's Bison Yak-et-ty-Yaks Buffalo Yarns 799 784 873 794 702 Total 4,82 8.00 4,616.00 5,012.00 What is the null hypothesis? all means are e ual: miu1=miu2=miu3 What is the alternative hypothesis? at least one pair of means is signicantly different What is the level of significance? IP-Value = .33657154 Use Tools - Data Analysis - ANOVA:Single Factor to find the F statistic: I 1.0131