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Author Question: "D" size batteries produced by MNM Corporation have had a life expectancy of 87 hours. Because of an ... (Read 229 times)

knightj

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on: Mar 25, 2023

"D" size batteries produced by MNM Corporation have had a life expectancy of 87 hours. Because of an improved production process, it is believed that there has been an increase in the life expectancy of its "D" size batteries. A sample of 36 batteries showed an average life of 88.5 hours. Assume from past information that it is known that the standard deviation of the population is 9 hours.

a.Formulate the hypotheses for this problem.
b.Compute the test statistic.
c.What is the p-value associated with the sample results? What is your conclusion based on the p-value? Let α = .05.

Essentials of Statistics for Business and Economics ¦ Anderson, Sweeney, Williams, Camm, Cochran ¦ 7th Edition
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Marked as best answer by knightj on Mar 25, 2023

hvhf4k+549qz8f218jyo@shar

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Reply #1 on: Mar 25, 2023
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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knightj

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Reply 2 on: Mar 25, 2023
Great answer, keep it coming :)

brbarasa

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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