An advertising company is interested in determining if there is a difference in the mean sales that will be generated for a soft drink company based on which shelf the soft drinks are located. There are four possible shelf levels. The ad company wants to control for store size. The following data reflect the sales for one week at each combination of shelf level and store size. Based on the experimental design, the managers should conclude that they were justified in blocking on store size if they test using a 0.05 level of significance.

Question

An advertising company is interested in determining if there is a difference in the mean sales that will be generated for a soft drink company based on which shelf the soft drinks are located. There are four possible shelf levels. The ad company wants to control for store size. The following data reflect the sales for one week at each combination of shelf level and store size.  Based on the experimental design, the managers should conclude that they were justified in blocking on store size if they test using a 0.05 level of significance.

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The Answer of An advertising company is interested in determining if there is a difference in the mean sales that will be generated for a soft drink company based on which shelf the soft drinks are located. There are four possible shelf levels. The ad company wants to control for store size. The following data reflect the sales for one week at each combination of shelf level and store size.  Based on the experimental design, the managers should conclude that they were justified in blocking on store size if they test using a 0.05 level of significance.

An Advertising Company Is Interested in Determining If There Is