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Author Question: A manufacturer of mosquito repellent claims that the average amount of time that its repellent is ... (Read 119 times)

mustachegiraffe

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on: Feb 26, 2023
A manufacturer of mosquito repellent claims that the average amount of time that its repellent is effective is at least 3.5 hr. A consumer group tests the claim using five randomly selected people. If the average time of effectiveness from the sample was 3.8 hr with a standard deviation of 0.76 hr, what is the critical value (CV), test statistic (TS), and decision for this test? (Useα= 0.025.)

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CV = –2.7764; TS = 0.88; fail to rejectH0


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CV = 2.7764; TS = 0.88; fail to rejectH0


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CV = 2.5706; TS = 0.39; fail to rejectH0


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CV = –2.5706; TS = –0.88; fail to rejectH0

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Marked as best answer by mustachegiraffe on Feb 26, 2023

Marys

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Reply #1 on: Feb 26, 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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mustachegiraffe

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Reply 2 on: Feb 26, 2023
YES! Correct, THANKS for helping me on my review

momolu

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Reply 3 on: Yesterday
Excellent

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