(Answered) A sample of 10 adult men gave the following data on their

Statistics

A sample of 10 adult men gave the following data on their heights and weights.

Height (inches) Weight (pounds)

X Y

62 120

62 140

63 130

65 150

66 142

67 130

68 135

68 175

70 149

72 168

1. Use a 1% level of significance to test the claim that ρ > 0. Show all steps of your hypothesis test.

2. Predict the weight of a man whose height is 60 inches.

3. Find a 90% confidence interval for men of height 60 inches (use your answer from part g). Include your interpretation of the confidence interval. Show your formula for E with all important values included.

4. Predict the height of a man whose weight is 160 pounds.

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