The correlation between two scores on tests was found to be exactly 1. Which of the following would not be true, regarding the corresponding scatterplot? A. The slope of the best fitting line would be 1. B. The best fitting line would have an uphill (positive slope). C. Every point would lie along a perfect straight line, with no deviations at all. D. All of the above are true.

The correlation between two scores on tests was found to be exactly 1. Which of the following would not be true, regarding the corresponding scatterplot? A. The slope of the best fitting line would be 1. B. The best fitting line would have an uphill (positive slope). C. Every point would lie along a perfect straight line, with no deviations at all. D. All of the above are true.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter4: Equations Of Linear Functions

Section4.5: Correlation And Causation

Problem 24PFA

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Question

The correlation between two scores on tests was found to be exactly 1. Which of the following would not be true, regarding the corresponding scatterplot?

A. The slope of the best fitting line would be 1.

B. The best fitting line would have an uphill (positive slope).

C. Every point would lie along a perfect straight line, with no deviations at all.

D. All of the above are true.

Definition Definition Relationship between two independent variables. A correlation tells the degree to which variables move in relation to each other. When two sets of data are related to each other, there is a correlation between them.

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