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Below are four bivariate data sets and their scatter plots. (Note that all of the scatter plots are displayed with the same scale.) Each data set is made up of sample values drawn from a population. A. For which data set is the sample correlation coefficient r equal to −1? B. For which data set is the sample correlation coefficient r closest to 0?

Below are four bivariate data sets and their scatter plots. (Note that all of the scatter plots are displayed with the same scale.) Each data set is made up of sample values drawn from a population. A. For which data set is the sample correlation coefficient r equal to −1? B. For which data set is the sample correlation coefficient r closest to 0?

College Algebra (MindTap Course List)
College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter8: Sequences, Series, And Probability
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Below are four bivariate data sets and their scatter plots. (Note that all of the scatter plots are displayed with the same scale.) Each data set is made up of sample values drawn from a population.

A. For which data set is the sample correlation coefficient r equal to −1?

B. For which data set is the sample correlation coefficient r closest to 0?   

 

 

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Transcribed Image Text:W t 11. 1.0 7.9 10+ 9+ 2.0 6.8 3.0 7.9 4.0 6.2 5.0 7.0 6.0 4.1 7.0 5.1 8.0 3.5 9.0 4.1 10.0 3.2 Figure 3 8 + x 7+ 6+ 5+ 4. 3+ 2+ 1. 0 X 2 X 3 4 X 6 + X W 8 9 10 11 m n 1.0 6.8 2.0 9.6 3.0 3.8 4.0 8.6 5.0 4.9 6.0 2.0 7.0 6.1 8.0 10.4 9.0 5.3 10.0 8.1 n 11- 10+ 9. 8+ 7 6+ 5 4+ 3. 2 1 0 X Figure 4 X 3 X X 5 X 6 7 X 8 X 9 X m 10 11
X y 11- 1.0 3.8 10+ !! 2.0 6.3 3.0 7.3 4.0 4.3 5.0 4.5 6.0 7.9 7.0 5.5 8.0 6.7 9.0 8.9 10.0 7.2 Figure 1 8+ 7- 6 5+ 4 3- 2 0 X 2 X X 3 4 3 6 X 7 X 8 X X 9 10 11 И 1.0 V 10.0 2.0 9.0 3.0 8.0 4.0 7.0 5.0 6.0 6.0 5.0 7.0 4.0 8.0 3.0 9.0 2.0 10.0 1.0 Figure 2 11. 10- X 9+ 8+ 7. 6. 5+ 4+ 3 2 1 X 0 1 2 + 3 + 4 X 5 X 6 X X 7 8 X u 9 10 11
Transcribed Image Text:X y 11- 1.0 3.8 10+ !! 2.0 6.3 3.0 7.3 4.0 4.3 5.0 4.5 6.0 7.9 7.0 5.5 8.0 6.7 9.0 8.9 10.0 7.2 Figure 1 8+ 7- 6 5+ 4 3- 2 0 X 2 X X 3 4 3 6 X 7 X 8 X X 9 10 11 И 1.0 V 10.0 2.0 9.0 3.0 8.0 4.0 7.0 5.0 6.0 6.0 5.0 7.0 4.0 8.0 3.0 9.0 2.0 10.0 1.0 Figure 2 11. 10- X 9+ 8+ 7. 6. 5+ 4+ 3 2 1 X 0 1 2 + 3 + 4 X 5 X 6 X X 7 8 X u 9 10 11
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