What is the general sentence structure used to interpret the slope of a linear model?

Interpreting Slope and Y-Intercept from Scatter Plots

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Mathematics
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8th - 12th Grade
•
Hard

Aiden Montgomery
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
As the Y variable increases or decreases, the X variable changes by a certain amount.
As the X variable increases or decreases, the Y variable changes by a certain amount.
The Y variable is always constant while the X variable changes.
The X variable is always constant while the Y variable changes.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the farmworkers example, what does the slope of -13/37 indicate?
For every 13 years, the percent decreased by 37.
For every 13 years, the percent increased by 37.
For every 37 years, the percent increased by 13.
For every 37 years, the percent decreased by 13.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the slope interpreted in the calories burned example?
For every 95 minutes, 95 calories are burned.
For every 23 minutes, 95 calories are burned.
For every 95 minutes, 23 calories are burned.
For every 23 minutes, 23 calories are burned.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the y-intercept represent in a linear model?
The value of the Y variable when the X variable is zero.
The value of the X variable when the Y variable is zero.
The value of the Y variable when the X variable is at its maximum.
The value of the X variable when the Y variable is at its maximum.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the fuel efficiency example, why does the y-intercept not make practical sense?
Because the x-intercept is always positive.
Because a car cannot weigh zero pounds.
Because the y-intercept is always negative.
Because fuel efficiency cannot be measured.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the slope of 7/9 indicate in the age and wrinkles example?
For every 9 years, you get 7 wrinkles.
For every 1 year, you get 0.7 wrinkles.
For every 1 year, you get 7 wrinkles.
For every 7 years, you get 9 wrinkles.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the y-intercept in the age and wrinkles example?
0 wrinkles at age 13.
13 wrinkles at age 13.
13 wrinkles at age 0.
0 wrinkles at age 0.
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