Precalculus: Concepts Through Functions, A Unit Circle Approach to Trigonometry (3rd Edition)

Published by Pearson
ISBN 10: 0-32193-104-1
ISBN 13: 978-0-32193-104-7

Chapter 2 - Linear and Quadratic Functions - Section 2.2 Building Linear Models from Data - 2.2 Assess Your Understanding - Page 133: 7

Answer

Linear relation, slope is negative

Work Step by Step

Consider the given scatter diagram. We see that the points on the diagram seem to decline from left to right with a constant slope. Hence the relation is linear and since the points are decreasing, we have $m<0$.
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