Question: Can you help me? How many students must be randomly selected to estimate the mean weekly earnings of students at one college? We want 95%

Can you help me?

How many students must be randomly selected to estimate the mean weekly earnings of students at one college? We want 95% confidence that the sample mean is within $5 of the population mean, and the population standard deviation is known to be $60

Answers:

a. 554

b. 553

c. 390

d. 24

e. 391

f. None of these above

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Be relaxed at the hips

Do not take criticism personally, even if it is meant to be personal.

2. To understand that as a general rule it takes about 3 minutes before the other part(s) have made up a 90% impression of you.