Correlation, Linear Regression, Residuals Review
Flashcard
•
Mathematics
•
8th - 9th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What are predicted y-values in a scatter plot?
Back
Predicted y-values are found on the regression line.
2.
FLASHCARD QUESTION
Front
What happens to errors as study time increases?
Back
As study time increases, errors decrease.
3.
FLASHCARD QUESTION
Front
What does a correlation show about two variables?
Back
A correlation shows that two things are related.
4.
FLASHCARD QUESTION
Front
What does a correlation coefficient close to 1 indicate?
Back
It indicates a strong positive correlation between the variables.
5.
FLASHCARD QUESTION
Front
What type of correlation is described by the relationship between temperature and hot chocolate sales?
Back
Negative correlation.
6.
FLASHCARD QUESTION
Front
What is a scatter plot?
Back
A scatter plot is a graph that shows the relationship between two quantitative variables.
7.
FLASHCARD QUESTION
Front
What is linear regression?
Back
Linear regression is a statistical method used to model the relationship between a dependent variable and one or more independent variables.
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