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Author Question: A large university is interested in learning about the average time it takes students to drive to ... (Read 77 times)

Bob-Dole

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on: Feb 14, 2020
A large university is interested in learning about the average time it takes students to drive to campus. The university sampled 238 students and asked each to provide the amount of time they spent traveling to campus. This variable, travel time, was then used conduct a test of hypothesis. The goal was to determine if the average travel time of all the university's students differed from 20 minutes. Suppose the sample mean and sample standard deviation were calculated to be 23.2 and 20.26 minutes, respectively. Calculate the value of the test statistic to be used in the test.
◦ z = 2.437
◦ z = 2.551
◦ z = 0.173
◦ z = 37.59
Statistics ¦ McClave, Sincich, Tamarack ¦ 12th Edition
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Marked as best answer by Bob-Dole on Feb 14, 2020

Briannahope

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Reply #1 on: Feb 14, 2020
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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Bob-Dole

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Reply 2 on: Feb 14, 2020
Great answer, keep it coming :)

scikid

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Reply 3 on: Yesterday
Wow, this really help

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