Scatter Plots and Linear Functions
Quiz
•
Mathematics
•
8th - 9th Grade
•
Hard
+4
Standards-aligned

Caylin Brashear
Used 7+ times
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7 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What is the line of best fit for this table?
y = -.4x + 2
y = 2x + 4
y = .4x - 2
y = .4x +2
Tags
CCSS.8.EE.C.8C
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What is the Correlation Coefficient for this table?
.111
.333
2.69
.427
Tags
CCSS.HSS.ID.C.8
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What is the best estimate for the y-intercept of the line of best fit for this table?
2
.4
-2
-.4
Tags
CCSS.8.EE.C.8C
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What is the domain of this table?
{1,4,2,7}
{2,8,6,1}
All real numbers x
All real numbers y
Tags
CCSS.8.F.A.1
CCSS.HSF.IF.A.1
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What is the range of the line of best fit for this table?
{1,4,2,7}
{2,8,6,1}
All real numbers x
All real numbers y
Tags
CCSS.HSF-BF.B.4D
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
If the line of best fit for this table is y = .4x + 2, what is the best estimate for y when x = 50?
20
22
120
122
Tags
CCSS.HSF.LE.B.5
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Simplify the expression: 2(3x -4y -2) -6(x + y - 9)
6x -8y -54
12x -14y -58
12x +14y +50
-14y+50
Tags
CCSS.6.EE.A.3
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