In a test of physical fitness, a group of men ages 65 and older from a local retirement community were told to do as many sit-ups as they could. It is known the population mean is 20 with a= 8. The...

Extracted text: In a test of physical fitness, a group of men ages 65 and older from a local retirement community were told to do as many sit-ups as they could. It is known the population mean is 20 with a= 8. The scores for the men from the retirement community are given below. Use a two-tailed rejection region with a total area of 0.05 to decide the likelihood of this sample occurring in the population 10 24 25 47 23 29 18 32 20 19 24 21 28 20 27