## Solution for problem 8.1.147 Chapter 8.1

# In Exercises 147150, find, if possible, (a) A B, (b) 2B 3A

Precalculus With Limits A Graphing Approach | 5th Edition

In Exercises 147150, find, if possible, (a) A B, (b) 2B 3A A , (c) AB , and (d) BA.

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9/27/2016 MATH 220 Watson Notes I. Correlation coefficient = r a. Coefficient of determination i. % of the change in y can be explained by the linear relationship between‘x’ and ‘y’ 1. Tells you weak, moderate strong 2. Tells you how much you know 3. How much you don’t know ii. REMEMBER WORD FOR WORD II. Interpret Slope a. M= y2- y1/x2-x1 i. Change in y over change inx 1. What if we let x change 1 unit a. Then slope is reallyhow y is changing ii. As x increases or decreasesone unit, y increases or decreasesslope

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In Exercises 147150, find, if possible, (a) A B, (b) 2B 3A