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Use Kruskal-Wallis method to test the hypothesis that the mean increase in sales on account of three different methods of advertising was the same in the retail outlets in A, B and C cities. Use 5 level of significance. percent

Use Kruskal-Wallis method to test the hypothesis that the mean increase in sales on account of three different methods of advertising was the same in the retail outlets in A, B and C cities. Use 5 level of significance. percent

Calculus For The Life Sciences
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter1: Functions
Section1.EA: Extended Application Using Extrapolation To Predict Life Expectancy
Problem 7EA
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Example 19.13 A company used three different methods of advertising its product in three cities. It later found the increased sales (in thousand rupees) in identical retail outlets in the three cities as follows: City A: City B: City C: 70 58 60 45 55 62 89 72 65 57 48 55 75 68 45 52 63 53 59 71 70 63 60 58 75
Transcribed Image Text:Example 19.13 A company used three different methods of advertising its product in three cities. It later found the increased sales (in thousand rupees) in identical retail outlets in the three cities as follows: City A: City B: City C: 70 58 60 45 55 62 89 72 65 57 48 55 75 68 45 52 63 53 59 71 70 63 60 58 75
Use Kruskal-Wallis method to test the hypothesis that the mean increase in sales on account of three different methods of advertising was the same in the retail outlets in A, B and C cities. Use 5 percent ievel of significance.
Transcribed Image Text:Use Kruskal-Wallis method to test the hypothesis that the mean increase in sales on account of three different methods of advertising was the same in the retail outlets in A, B and C cities. Use 5 percent ievel of significance.
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