Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 12 - Data Analysis and Probability - 12-1 Organizing Data Using Matrices - Mixed Review - Page 719: 40


An increase in shoe size does has nothing to do with the score obtained in the test so there is no causal relationship.

Work Step by Step

Let x be the shoe size and y be the test score. As the shoe size increase, the test score also increase. Therefore, there is a positive correlation.
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