SOLUTION: A random sample of 200 male shoppers in pavilion shopping mall were interviewed to identify their reasons for coming to this particular mall. The factor 'i prefer Knox brand in the

Question 1183454: A random sample of 200 male shoppers in pavilion shopping mall were interviewed to identify their reasons for coming to this particular mall. The factor 'i prefer Knox brand in the mall' was the most important reason for 120 of those interviewed. Estimate the likely percentage of all male shoppers who frequently this shopping mall primarily because of the Knox brand in the mall, using 97.5% confidence limits
Answer by Boreal(15235) (Show Source): You can put this solution on YOUR website!
p hat=120/200=0.6 the best estimate available
97.5%CI half-interval is z (0.9875)*sqrt(p hat(1- p hat)/n)
=2.24*sqrt(.24/200)
=0.0776
the CI is (0.5224, 0.6776)
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