Scatterplots and Regression
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered
AI Actions
Add similar questions
Adjust reading levels
Convert to real-world scenario
Translate activity
More...
Content View
Student View
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
True
False, the predicted value would be 25.16
False, the predicted value would be 218.92
False, the predicted value would be 27.12
Tags
CCSS.8.EE.C.8C
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
True
False, the correlation coefficient would be positive.
False, the correlation coefficient would be zero.
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The ages (in years) and the number of hours of sleep in one night for 7 adults is shown. Find the correlation.
-0.95
0.95
0.90
-0.90
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The ages (in years) and the number of hours of sleep in one night for 7 adults is shown. Find the coefficient of determination (r^2).
-0.95
0.95
0.90
-0.90
Tags
CCSS.8.EE.C.8C
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The ages (in years) and the number of hours of sleep in one night for 7 adults is shown. What is the equation of the least squares regression line?
Tags
CCSS.8.EE.C.8C
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The ages (in years) and the number of hours of sleep in one night for 7 adults is shown. What percent of the variability of hours of sleep is described by the linear model with age?
95%
90%
9%
10%
Tags
CCSS.8.EE.C.8C
Access all questions and much more by creating a free account
Create resources
Host any resource
Get auto-graded reports
Continue with Google
Continue with Email
Continue with Classlink
Continue with Clever
or continue with
Microsoft
%20(1).png)
Apple
Others
Already have an account?
