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Author Question: A researcher studied the relationship between family income and amount of money spent on an ... (Read 137 times)

kamilo84

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on: Aug 30, 2019

Question 1

A silly psychology student gathers data on the shoe size of 30 of his classmates and their GPA’s. The correlation coefficient between these two variables is most likely to be
◦ near -0.6
◦ exactly –1.0
◦ near 0
◦ exactly +1.0
◦ near +0.6

Question 2

A researcher studied the relationship between family income and amount of money spent on an automobile. She calculated that R2 = 45%. Which is the correct interpretation?
◦ The probability of predicting the correct price of a car is 45%.
◦ 45% of the variability in car price can be explained by using income.
◦ 45% of the price of the car can be predicted by using income.
◦ The car price fluctuates 45% more than income.
◦ None of these
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Marked as best answer by kamilo84 on Aug 30, 2019

choc0chan

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Reply #1 on: Aug 30, 2019
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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kamilo84

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Reply #2 on: Aug 30, 2019
TY


choc0chan

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Reply #3 on: Aug 30, 2019
You're welcome


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