A linear regression with hours spent David Bourgeois @The Saylor

Question 131 / 187: A linear regression with hours spent exercising per week as the independent variable and body fat percentage as the dependent variable results in an estimated regression line $$ \hat{Y_i}=45-3X_i $$. The estimated value –3 is best interpreted as which of the following?

A The predicted level of the body fat percentage for the number of exercise hours equal to 3

B The predicted level of the dependent variable for the number of exercise hours equal to 42

C The amount that body fat percentage will decline for every 1 hour increase in exercise

D The amount that body fat percentage will increase for every 1 hour increase in exercise

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https://www.jobilize.com/business-statistics-by-david-bourgeois-bharatendra-rai

Business Statistics

Author:

David BourgeoisLecturer

The Saylor Academy

USA

Access: Public Instant Grading

Attribution: David T. Bourgeois, PhD; Bharatendra K. Rai, PhD. Business Statistics. The Saylor Academy 2014, http://www.saylor.org/courses/bus204/

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