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Author Question: Consider the following hypothesis test:Ho: = 10Ha: 10A sample of 81 provides a sample mean of 9.5 ... (Read 27 times)

yagurl

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on: Mar 25, 2023

Question 1

Consider the following hypotheses test.

Ho:  μ≥ 80
Ha:  μ< 80


A sample of 121 provided a sample mean of 77.3.  The population standard deviation is known to be 16.5.

a.

Compute the value of the test statistic.

b.

Determine the p-value; and at 93.7% confidence, test the above hypotheses.

c.

Using the critical value approach at 93.7% confidence, test the hypotheses.



Question 2

Consider the following hypothesis test:

Ho: μ = 10
Ha: μ≠ 10

A sample of 81 provides a sample mean of 9.5 and a sample standard deviation of 1.8.

a.Determine the standard error of the mean.
b.Compute the value of the test statistic.
c.Determine the p-value; and at 95% confidence, test the above hypotheses.

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

labrinker

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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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yagurl

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Reply 2 on: Mar 25, 2023
Gracias!

aliotak

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Reply 3 on: Yesterday
:D TYSM

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