A random sample of 28 observations from a normally distributed population produced a mean x( bar over x = 24.2 and a standard deviation s =2.56. Find 95% confidence intervals for the population mean.© BrainMass Inc. brainmass.com June 24, 2018, 4:36 pm ad1c9bdddf
n = 28, x-bar = 24.2, s = 2.56
Standard Error of the mean = SE = ...
Step-wise solution is provided.