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Author Question: Exhibit 9-6A random sample of 16 students selected from the student body of a large university had ... (Read 66 times)

sbegs

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on: Mar 25, 2023

Exhibit 9-6
A random sample of 16 students selected from the student body of a large university had an average age of 25 years and a standard deviation of 2 years. We want to determine if the average age of all the students at the university is significantly more than 24. Assume the distribution of the population of ages is normal.


Refer to Exhibit 9-6. The test statistic is


◦

1.96


◦

2.00


◦

1.645


◦

0.05

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

fdsajkl

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Reply #1 on: Mar 25, 2023
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sbegs

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Reply 2 on: Mar 25, 2023
Wow, this really help

xoxo123

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

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