ScholarMatic: Explanation & Answer
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please help this is statistics homework and I’m not sure how to calculate the answer for this chapter homework problem……………..
Question 30. 25 / 1` Your answer is partially correct .You would like to know the average hourly wage in your area . You ask 20 people , and find a sample mean of $8.50 . Thepopulation standard deviation is $2.89 . ( Assume that the distribution is normal . )Round your answers to 2 decimal places .2 ) Give a point estimate for the mean hourly wage .b ) Give the 90% margin of error for the mean .C ) Write a sentence about your results .The average hourly wage in my area is about $, give or take a dollar .A@ Textbook and Media
ScholarMatic: Explanation & Answer
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