A Regression Analysis Between Weight (Y in Pounds) and Height

question 69

Multiple Choice

A regression analysis between weight (y in pounds) and height (x in inches) resulted in the following least squares line: = 128 + 6x. This implies that if the height is increased by 1 inch, the weight on average is expected to:

• A) increase by 1 pound
• B) decrease by 1 pound
• C) increase by 6 pounds
• D) decrease by 6 pounds
• E) increase by 134 pounds

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