Line of Best Fit Slope
Authored by Lisa Lee
Mathematics
6th - 9th Grade
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14 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
The following scatter plot shows Pam's training as she prepares to run a 6 mile race at the end of the month. Which of the following would be a reasonable approximation for the length of time it would take for her to run 6 miles?
A. 50 min
B. 80 min
C. 45 min
D. 60 min
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Based on the graph, if Joe earned $400, how many hours did he work?
25 hours
35 hours
45 hours
15 hours
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Find the slope for the trend line using points (2,2) and (4,3)
2
1/2
-2
-1/2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A trend line that shows the most accurate relationship between x and y describes...
linear regression
no correlation
trend line
line of best fit
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
A trend line that shows the most accurate relationship between x and y describes...
linear regression
no correlation
trend line
line of best fit
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Which choice best defines the term "linear function"?
An equation that is the bomb diggity
An equation that can be written in slope-intercept form
An equation with an exponent in it
An equation that has a slope but not a y-intercept
7.
MULTIPLE CHOICE QUESTION
3 mins • 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
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