Given a normal distribution with a mean of 100 and a standard deviation of 10, if you select a sample of n = 25, what is the probability that the sample mean is a. less than 95? b. between 95 and 97.5? c. above ?102.2? d. There is a 65% chance that the sample mean is above what value?© BrainMass Inc. brainmass.com March 22, 2019, 12:27 am ad1c9bdddf
The expert examines normal distribution and probabilities.