A sales analyst wants to determine whether there is a difference in the mean monthly sales of a company's four sales regions. Several salespersons from each region are randomly selected and they provide their sales amount (in thousands of dollars) for the previous month. Using a 10% significance, can we conclude at least one region is different on average? Region North North North North East East East East East 20 South 16 9 South South South Sales 17 31 26 23 20 26 28 16 West West West West West 21 36 22 27 27 22 32 What is the factor variable? Region What is the response variable? Sales Amount Test Statistic: ✓✓ O P-Value: Decision Rule: Fail to Reject the Null ✓✓o Did Something Significant Happen? Nothing Significant Happened ✓✓ There is not ✓✓oto conclude At least one true average sales amount is different between regions. Voº
A sales analyst wants to determine whether there is a difference in the mean monthly sales of a company's four sales regions. Several salespersons from each region are randomly selected and they provide their sales amount (in thousands of dollars) for the previous month. Using a 10% significance, can we conclude at least one region is different on average? Region North North North North East East East East East 20 South 16 9 South South South Sales 17 31 26 23 20 26 28 16 West West West West West 21 36 22 27 27 22 32 What is the factor variable? Region What is the response variable? Sales Amount Test Statistic: ✓✓ O P-Value: Decision Rule: Fail to Reject the Null ✓✓o Did Something Significant Happen? Nothing Significant Happened ✓✓ There is not ✓✓oto conclude At least one true average sales amount is different between regions. Voº
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.5: Correlation And Causation
Problem 11PPS
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