6. It is known that the average height of a man residing in the United States is 5 feet 10 inches and the standard deviation is 3 inches. To test the hypothesis that men in your city are “average,” a sample of 20 men have been chosen. The heights of the men in the sample follow:

What do you conclude? Explain what assumptions you are making.

Transcribed Image Text:

Man Height in Inches Man 1234567890 72 70.4 11 68.1 76 12 69.2 72.5 13 72.8 74 14 71.2 71.8 15 72.2 69.6 16 70.8 75.6 17 74 70.6 18 66 76.2 19 70.3 77 20