Determine the coefficient of determination describe what it

Reference no: EM13470520

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

Height (inches)	x	62	62	63	65	66	67	68	68	70	72
Weight (pounds)	y	120	140	130	150	142	130	135	175	149	168

(a) Graph the data on a scatter plot.

(b) Find the equation of the regression line.

(d) Find r (correlation coefficient). Interpret the value of r in the context of this problem.

(e) Find the coefficient of determination. Explain what it means in the context of this problem.

(f) Predict the weight of a man whose height is 60 inches.

(g) Find a 90% confidence interval for men of height 60 inches (use your answer from part f).

(h) Predict the height of a man whose weight is 160 pounds.

Reference no: EM13470520

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