How to Calculate the Line of Best Fit
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered
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20 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The table shown is comparing a person's foot length to their height in cm. Calculate a line of best fit.
f(x) = 25.05x + 5.57
f(x) = 5.57x + 25.05
f(x) = -5.57x + 25.05
f(x) = 5.57x - 25.05
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
find line of best fit using calculator through these points (0,0)(1,2) (3,5) (6,7)
y=65x+7
y=1.14x+.64
y=1.5x+64
Tags
CCSS.8.EE.B.5
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the line of best fit?
f(x)= 5x+1.82
cannot be determined
f(x)= 1.82x + 5.02
f(x)= 1.1x + 4.2
Tags
CCSS.8.EE.B.5
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Tags
CCSS.8.EE.B.5
5.
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
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)
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Tags
CCSS.HSF-LE.A.1B
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