Scatter Plots Trend Line Predictions
Authored by Anthony Clark
Mathematics
8th Grade
Statistics covered
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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Make predictions based on values outside the data points
Interpolation
Extrapolation
Correlations Coefficient
Residual
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A difference between an actual y-value and a predicted
y-value
Interpolation
Extrapolation
Correlations Coefficient
Residual
3.
FILL IN THE BLANK QUESTION
1 min • 1 pt
The scatter plot shows the relationship between the number of chapters and the total number of pages for several books. Use the trend line to predict how many chapters would be in a book with 180 pages.
Tags
Statistics
Scatter Plots
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following could be a possible line of best fit for the data?
y = -5/2x + 20
y = -x + 19
y = x + 20
y = 2/3x + 15
y = -5/4x + 21
Tags
Statistics
Line of Best Fit
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following lines represents the line of best fit for the scatter plot?
A
B
C
D
Tags
Statistics
Scatter Plots
Line of Best Fit
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the equation of the line of best fit for the given data
y=163.41x + 4.19
y=-163.41x + 4.19
y=-4.19x + 163.41
y= 4.19x - 163.41
There is no linear correlation of the data set
Tags
Statistics
Line of Best Fit
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
As the age of the car increases, its value decreases. Which scatterplot represents this relationship?
A
B
C
D
Tags
Statistics
Scatter Plots
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