Answered You can hire a professional tutor to get the answer.

QUESTION

It has been reported that 54% of federal government employees use the US Postal service.

It has been reported that 54% of federal government employees use the US Postal service. If a sample of 400 federal government employees are selected, find the mean, variance, and standard deviation of the number who use the US Postal Service.

Show more
LEARN MORE EFFECTIVELY AND GET BETTER GRADES!
Ask a Question