Author Question: The owner of a small manufacturing firm is concerned about the high cost of health insurance for his ... (Read 175 times)

brutforce · **on:** Jun 24, 2018

The owner of a small manufacturing firm is concerned about the high cost of health insurance for his employees. A random sample was taken from the total of 120 employees to determine whether they would support the owner's proposal for participation in a preferred-provider plan. Of the 50 employees sampled, 28 strongly supported the plan. Construct a 95 confidence for the true proportion. ___________________ _ to ___________________ _ Do you feel that the proposed plan would get majority support from the employees if put to a vote? Explain your answer.
Fill in the blank(s) with correct word

Question 2

In a survey of 600 senior business executives by Business Week magazine, 56 indicated that they felt that even if merit and abilities are equal, people with MBAs often get promoted faster than people without the degree. Prepare a 92 confidence interval estimate for the population proportion. ___________________ _ to ___________________ _
Fill in the blank(s) with correct word

6ana001 · **Reply #1 on:** Jun 24, 2018

Answer to Question 1

0.4546; 0.6654; Because the confidence interval is extremely wide, it would be risky to definitely predict the outcome.

Answer to Question 2

0.5245; 0.5955