SMART Communication wants to determine the effectiveness of BTS as their celebrity endorser. The effectiveness will be based on the average volum (in hundreds) of sim sale per week. They believe it will increase in a test market of 1 month before and after endorsement. Test Market Before After SM Megamall 3.5 4.2 SM North Edsa 2.6 2.5 SM Cebu City 3.6 4.0 SM San Fernando 1.5 2.3 Mall of Asia 4.2 3.5 What can be concluded at 10% significance level? Mean difference= Standard deviation of the difference = Standard error of the mean difference =
SMART Communication wants to determine the effectiveness of BTS as their celebrity endorser. The effectiveness will be based on the average volum (in hundreds) of sim sale per week. They believe it will increase in a test market of 1 month before and after endorsement. Test Market Before After SM Megamall 3.5 4.2 SM North Edsa 2.6 2.5 SM Cebu City 3.6 4.0 SM San Fernando 1.5 2.3 Mall of Asia 4.2 3.5 What can be concluded at 10% significance level? Mean difference= Standard deviation of the difference = Standard error of the mean difference =
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter10: Measurement, Area, And Volume
Section10.8: Volumes Of Pyramids And Cones
Problem 16E
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