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In a study of dieting, the body mass and resting metabolic rate were recorded for 19 people. A scatterplot is shown below. Sc

In a study of dieting, the body mass and resting metabolic rate were recorded for 19 people. Some output is given from a regr

In a study of dieting, the body mass and resting metabolic rate were recorded for 19 people. Some output is given from a regr

math   Statistics-And-Probability   
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Answer #1

Answer - 1: The points are following a positive sloped straight line but they are not very close to the line so:

Correlation coefficient = 0.35

Option D is correct.

Answer - 2: Required number = Slope = 26.9

Option B is correct.

Answer - 3: Predicted rate = 113.2 + 45*26.879 = 1320

Option C is correct.

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