Resit Assignment MNGT 212: Statistical Methods for Business BBA - III Sem Marks: 100 Weight: 10...

A machine that fills bottles is known to have a mean filling amount of 125 grams and standard deviation of 20 grams. A quality control manager took a random sample of filled bottles and found the sample mean to be 130. The quality control manager assumed the sample must not be representatives. Is the conclusion correct?