W Chapter7 Homework SamplingDistribution (1) Mailings Review View 2. The mean wage per hour for all employees who work at a large company is $25.50 with a standard deviation of $6.75. Let be the mean...

Extracted text: W Chapter7 Homework SamplingDistribution (1) Mailings Review View 2. The mean wage per hour for all employees who work at a large company is $25.50 with a standard deviation of $6.75. Let be the mean wage per hour for a random sample of certain employees selected from this company. Find the mean and standard deviation of for the following sample sizes: (round the standard deviation of X to 2 decimal places) a) n=12 Hg = Og = b) n=30 c) n=100 d) What happens to the values of uy and og as the sample size increase? States) MacBook Air