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Expert-verified Found in: Page 764 ### The Practice of Statistics for AP

Book edition 4th
Author(s) David Moore,Daren Starnes,Dan Yates
Pages 809 pages
ISBN 9781319113339 # The slope $\beta$ of the population regression line describes(a) the exact increase in the selling price of an individual unit when its appraised value increases by $1000$(b) the average increase in the appraised value in a population of units when the selling price increases by $51000.(c) the average increase in selling price in a population of units when the appraised value increases by$ 1000.(d) the average selling price in a population of units when a unit's appraised value is 0.(e) the average increase in appraised value in a sample of 16 units when the selling price increases by $1000. (c) the average increase in selling price in a population of units when the appraised value increases by$ 1000.

See the step by step solution

## Step 1: Given Information

Need to find the slope of the population regression.

## Step 2: Explanation

In general: The slope of the population regression line is the average increase of y as x increases by 1.

Since y is the actual selling price in thousands of dollars and x is the appraised market value in thousands of dollars, the correct answer then has to be (c).

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