A bank's loan officer rates applicants for credit. The ratings are normally distributed with a mean of 200 and a standard deviation of 50. If 40 different applicants are randomly selected, find the probability that their mean is above 215.
Construct a confidence interval for the population proportion p, given n = 182, x = 135; 95%.© BrainMass Inc. brainmass.com December 20, 2018, 7:43 am ad1c9bdddf
This solution provides a step-by-step method for computing confidence interval for proportion.