For numbers 16-17: The paired data below consist of the test scores of 6 randomly selected students and the number of hours they studied for the test. Hours 10 4 6. 10 9. Score 64 86 69 86 59 87 16. What can be said about the relationship between the number of hours and score obtained2 a. Negative, weak correlation Negative, strong correlation c. Positive, weak correlation d. Positive, strong correlation

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Chapter4: Equations Of Linear Functions
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Answer 16, 17, 18, 19

For numbers 16-17: The paired data below consist of the test scores of 6 randomly selected
students and the number of hours they studied for the test.
Hours
5.
10
4.
6.
10
Score
64
86
69
86
59
87
16. What can be said about the relationship between the number of hours and score obtained2
a. Negative, weak correlation
b. Negative, strong correlation
17. Which is the y-intercept of the regression line? (
c. Positive, weak correlation
d. Positive, strong correlation
a. 1.067
b. 67.349
c. 0.2242
d. 0.0503
18. Give the following data, which is the equation of the regression line?
0
4.
5
12
Y
8.
6.
9.
12
a. y = 4.88 + 0.625x
b. y=
C. y = 4.98 + 0.725
%3D
4.98+0.425x
d. y = 4,88 + 0.525
y 3=
19. Which of the following gives the best fit of the line for a given data?
c. y = -1.10+9x, r =-0.72
a. y = 2+6.5x, r 0.65
b. y = 6.05 + 0.825x, r = 0.64
d. y = 100 + 75x, r = 0.50
%3D
2.
Transcribed Image Text:For numbers 16-17: The paired data below consist of the test scores of 6 randomly selected students and the number of hours they studied for the test. Hours 5. 10 4. 6. 10 Score 64 86 69 86 59 87 16. What can be said about the relationship between the number of hours and score obtained2 a. Negative, weak correlation b. Negative, strong correlation 17. Which is the y-intercept of the regression line? ( c. Positive, weak correlation d. Positive, strong correlation a. 1.067 b. 67.349 c. 0.2242 d. 0.0503 18. Give the following data, which is the equation of the regression line? 0 4. 5 12 Y 8. 6. 9. 12 a. y = 4.88 + 0.625x b. y= C. y = 4.98 + 0.725 %3D 4.98+0.425x d. y = 4,88 + 0.525 y 3= 19. Which of the following gives the best fit of the line for a given data? c. y = -1.10+9x, r =-0.72 a. y = 2+6.5x, r 0.65 b. y = 6.05 + 0.825x, r = 0.64 d. y = 100 + 75x, r = 0.50 %3D 2.
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