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Author Question: Use the following data to a. determine the coefficient of correlation, rounded to the nearest ... (Read 209 times)

swpotter12

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on: Feb 2, 2020

Question 1

Compute r, the correlation coefficient, rounded to the nearest thousandth, for the following data:



◦ 0.75
◦ -0.905
◦ 0.905
◦ -0.75

Question 2

Use the following data to a. determine the coefficient of correlation, rounded to the nearest thousandth, b. find the equation of the regression line for time watching TV and time on the Internet, c. approximate how much time on the Internet can we predict for a person who spends 10 hours weekly watching TV.


◦ a. r = -0.752   b. y = -1.52x + 5.25   c. 9.9 hours
◦ a. r = 0.752   b. y = 1.52x - 5.25   c. 10 hours
◦ a. r = -0.752   b. y = 5.25x + 1.52   c. 54 hours
◦ a. r = 0.752   b. y = 1.52x + 5.25   c. 20.5 hours
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Marked as best answer by swpotter12 on Feb 2, 2020

scottmt

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Reply #1 on: Feb 2, 2020
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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swpotter12

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Reply 2 on: Feb 2, 2020
Excellent

amandalm

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Reply 3 on: Yesterday
Wow, this really help

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