A tea store manager claims that Branch A has lower average daily sales compared to Branch B. He recorded the daily sales from a random of 40 days in each tea store. The results are tabulated below. Is there enough evidence to support the claim of the manager? Test the hypothesis at 0.01 level of significance. Branch B P 17510 Branch A P 15500 P 53 Mean Standard Deviation P35 N 40 40 a. Null and alternative hypothesis b. Level of significance c. Test statistics to be used and decide whether a one-tailed test or two-tailed test
A tea store manager claims that Branch A has lower average daily sales compared to Branch B. He recorded the daily sales from a random of 40 days in each tea store. The results are tabulated below. Is there enough evidence to support the claim of the manager? Test the hypothesis at 0.01 level of significance. Branch B P 17510 Branch A P 15500 P 53 Mean Standard Deviation P35 N 40 40 a. Null and alternative hypothesis b. Level of significance c. Test statistics to be used and decide whether a one-tailed test or two-tailed test
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.
Chapter13: Probability And Calculus
Section13.2: Expected Value And Variance Of Continuous Random Variables
Problem 10E
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