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There are three main brands of certain powder. A set of its 120 sales is examined and found to be allocated among four groups A, B, C, D and brands I, II, III as shown below: Groups Brands B с D I 4 8 15 II 8 13 6 III 19 11 13 Is there is any significant differences in brands preference at 5% level of significance. A 0 5 18

There are three main brands of certain powder. A set of its 120 sales is examined and found to be allocated among four groups A, B, C, D and brands I, II, III as shown below: Groups Brands B с D I 4 8 15 II 8 13 6 III 19 11 13 Is there is any significant differences in brands preference at 5% level of significance. A 0 5 18

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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5. There are three main brands of certain powder. A set of its 120 sales is examined and found to be allocated among four groups A, B, C, D and brands I, II, III as shown below: Groups Brands B C D I 4 8 15 II 8 13 6 III 19 11 13 Is there is any significant differences in brands preference at 5% level of significance. A 0 5 18
Transcribed Image Text:5. There are three main brands of certain powder. A set of its 120 sales is examined and found to be allocated among four groups A, B, C, D and brands I, II, III as shown below: Groups Brands B C D I 4 8 15 II 8 13 6 III 19 11 13 Is there is any significant differences in brands preference at 5% level of significance. A 0 5 18
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