Answer
Sample 1 mean = 70.67
sample 2 mean = 76.67
Sample 3 mean = 76.33
Work Step by Step
Generate three random samples by any of the methods or using technology. Here 3 samples are generated using MS Excel.
Sample 1 = 60, 80, 72 Mean = 70.67
Sample 2 = 76, 81, 73 Mean = 76.67
Sample 3 = 68, 80, 81 Mean = 76.33
