Here is a bivariate data set. x y 74 50.9 60.7 56.8 75 62.4 81.5 46.6 61.5 45.6 62.9 59.7 71.9 47.9 66.5 60.4 65.8 52.3 47.2 45.6 64.8 66.1 75.1 63.5 72.2 49.3 69.2 50.9 59.7 45.8 62.1 59 Find the correlation coefficient and report it accurate to three decimal places. r = What proportion of the variation in y can be explained by the variation in the values of x? Report answer as a percentage accurate to one decimal place. R² = %
Here is a bivariate data set. x y 74 50.9 60.7 56.8 75 62.4 81.5 46.6 61.5 45.6 62.9 59.7 71.9 47.9 66.5 60.4 65.8 52.3 47.2 45.6 64.8 66.1 75.1 63.5 72.2 49.3 69.2 50.9 59.7 45.8 62.1 59 Find the correlation coefficient and report it accurate to three decimal places. r = What proportion of the variation in y can be explained by the variation in the values of x? Report answer as a percentage accurate to one decimal place. R² = %
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 23PFA
Related questions
Question
Here is a bivariate data set.
| x | y |
|---|---|
| 74 | 50.9 |
| 60.7 | 56.8 |
| 75 | 62.4 |
| 81.5 | 46.6 |
| 61.5 | 45.6 |
| 62.9 | 59.7 |
| 71.9 | 47.9 |
| 66.5 | 60.4 |
| 65.8 | 52.3 |
| 47.2 | 45.6 |
| 64.8 | 66.1 |
| 75.1 | 63.5 |
| 72.2 | 49.3 |
| 69.2 | 50.9 |
| 59.7 | 45.8 |
| 62.1 | 59 |
Find the
r =
What proportion of the variation in y can be explained by the variation in the values of x? Report answer as a percentage accurate to one decimal place.
R² = %
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