SOLUTION: In a random sample of 500 people of a city, it was found that 160 people have a car from Maruti Suzuki Family. Find a 95% confidence interval for the actual proportion of people wh

Algebra ->  Probability-and-statistics -> SOLUTION: In a random sample of 500 people of a city, it was found that 160 people have a car from Maruti Suzuki Family. Find a 95% confidence interval for the actual proportion of people wh      Log On


   

Question 656690: In a random sample of 500 people of a city, it was found that 160 people have a car from Maruti Suzuki Family. Find a 95% confidence interval for the actual proportion of people who have a car from Maruti Suzuki Family.


Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!

 

Hi,

p = 160/500 = .32  and q = .68

ME = 1.96sqrt%28%28.32%2A.68%29%2F500%29

.32 - ME < mu < .32 + ME