Shown below are the scatter plots for four different data sets. Answer the questions that follow. The same response may be the correct answer for more than one question. 11 f 10- 11 fy 10- 10- 9. 10- 9- 9. 9- 8 8- 7. 8- * Xx X X Xx X XX 7. 6. 6- 5. 5- 4. 4- 3. 2. 1. Figure 1 Figure 2 Figure 3 Figure 4 1. Which data set has an apparent positive, but not perfect, linear relationship between its two variables? Choose one 2. For which data set does the correlation coefficient r appear to be equal to - 1? Choose one 3. Which data set indicates the strongest linear relationship between its two variables? Choose one
Shown below are the scatter plots for four different data sets. Answer the questions that follow. The same response may be the correct answer for more than one question. 11 f 10- 11 fy 10- 10- 9. 10- 9- 9. 9- 8 8- 7. 8- * Xx X X Xx X XX 7. 6. 6- 5. 5- 4. 4- 3. 2. 1. Figure 1 Figure 2 Figure 3 Figure 4 1. Which data set has an apparent positive, but not perfect, linear relationship between its two variables? Choose one 2. For which data set does the correlation coefficient r appear to be equal to - 1? Choose one 3. Which data set indicates the strongest linear relationship between its two variables? Choose one
Chapter2: Basic Statistical Analysis With Excel
Section: Chapter Questions
Problem 4P
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Transcribed Image Text:Shown below are the scatter plots for four different data sets.
Answer the questions that follow. The same response may be the correct answer for more than one question.
114y
10-
11fy
10-
9.
11fy
10-
11
10-
9.
8.
9
9
8
8
8-
7
* ** x x x x x x
7
7.
6-
6-
5.
5-
4
4
4
3
3
3.
3
2.
7 8
Figure 1
Figure 2
Figure 3
Figure 4
1. Which data set has an apparent positive, but not
perfect, linear relationship between its two
Choose one
variables?
2. For which data set does the correlation
Choose one
coefficient r appear to be equal to - 1?
3. Which data set indicates the strongest linear
relationship between its two variables?
Choose one
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