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Author Question: Exhibit 7-3In a local university, 40% of the students live in the dormitories. A random sample of 80 ... (Read 414 times)

isam

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on: Mar 25, 2023

Question 1

Exhibit 7-3
In a local university, 40% of the students live in the dormitories.  A random sample of 80 students is selected for a particular study.


Refer to Exhibit 7-3.  The standard deviation of , known as the standard error of the proportion is approximately


◦

0.5477


◦

5.477


◦

0.05477


◦

54.77



Question 2

Exhibit 7-3
In a local university, 40% of the students live in the dormitories.  A random sample of 80 students is selected for a particular study.


Refer to Exhibit 7-3.  The probability that the sample proportion (the proportion living in the dormitories) is between 0.30 and 0.50 is


◦

0.4664


◦

0.9328


◦

0.0336


◦

0.0672

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

dadgoere765

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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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isam

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Reply 2 on: Mar 25, 2023
:D TYSM

Mochi

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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