Author Question: Exhibit 8-6A sample of 75 information system managers had an average hourly income of $40.75 with a ... (Read 97 times)

rissygurl1124 · **on:** Mar 25, 2023

Question 1

Exhibit 8-6
A sample of 75 information system managers had an average hourly income of $40.75 with a standard deviation of $7.00.

Refer to Exhibit 8-6. The standard error of the mean is

◦

80.83

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7

◦

0.8083

◦

1.611

Question 2

Exhibit 8-6
A sample of 75 information system managers had an average hourly income of $40.75 with a standard deviation of $7.00.

Refer to Exhibit 8-6. The value of the margin of error at 95% confidence is

◦

80.83

◦

7

◦

0.8083

◦

1.611

heathercab · **Reply #1 on:** Mar 25, 2023

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