
Regression Analysis Quiz
Authored by Katherine Block
Mathematics
12th Grade
Used 1+ times

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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the predicted increase in study hours for every mg of caffeine consumed according to the regression analysis?
0.134 hrs
0.164 hrs
2.544 hrs
1.532 hrs
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the predicted number of study hours when a student does not consume any caffeine?
0.164 hrs
0.134 hrs
2.544 hrs
1.532 hrs
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the coefficient of caffeine (mg) in the regression analysis?
0.134
0.057
0.164
2.862
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the R-squared value of the regression analysis?
60.032%
58.621%
1.532
2.544
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the constant term in the regression analysis represent?
The predicted increase in study hours for every mg of caffeine
The predicted number of study hours when no caffeine is consumed
The standard error of the coefficient
The total number of students in the study
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the p-value for the coefficient of caffeine (mg)?
0.000
0.005
0.134
0.164
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the slope of the regression line indicate in this context?
The predicted number of study hours when no caffeine is consumed
The predicted increase in study hours for every mg of caffeine
The total number of students in the study
The standard error of the coefficient
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