PROBLEM SET # 11 A. Solve the given problem following the steps of hypothesis testing. 1.The data below shows the result of the treatments conducted E researchers. They want to know if at least two of the 3 probability distributior differ in location using 0.05 level of significance BLOCKS 1 8 9. 7 9. 6. 8. 8 5 4 6. 9. 8 5 9. 8 8

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PROBLEM SET # 11
A. Solve the given problem following the steps of hypothesis testing.
1.The data below shows the result of the treatments conducted by
researchers. They want to know if at least two of the 3 probability distributions
differ in location using 0.05 level of significance
BLOCKS
1
8.
9.
7
6.
8.
8.
4
8
5
9
8
8.
2. A department store, A, has four competitors: B, C, D, and E. Store A hires
a consultant to determine if the percentage of shoppers who prefer each of the
five stores is the same. A survey of 1100 randomly selected shoppers is
conducted, and the results about whìch one of the stores shoppers prefer are
below. Is there enough evidence using a significance level a = 0.05 to conclude
that the proportions are really the same?
Store
В
D
E
Number of Shoppers 262 234 204 | 190 210
D.
Transcribed Image Text:PROBLEM SET # 11 A. Solve the given problem following the steps of hypothesis testing. 1.The data below shows the result of the treatments conducted by researchers. They want to know if at least two of the 3 probability distributions differ in location using 0.05 level of significance BLOCKS 1 8. 9. 7 6. 8. 8. 4 8 5 9 8 8. 2. A department store, A, has four competitors: B, C, D, and E. Store A hires a consultant to determine if the percentage of shoppers who prefer each of the five stores is the same. A survey of 1100 randomly selected shoppers is conducted, and the results about whìch one of the stores shoppers prefer are below. Is there enough evidence using a significance level a = 0.05 to conclude that the proportions are really the same? Store В D E Number of Shoppers 262 234 204 | 190 210 D.
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