Line of Best Fit - Scatter Plot Homework
Mathematics
9th Grade
CCSS covered
Used 4+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the equation of the line of best fit?
y = -25x + 170
y = -5/8x + 170
y = 25x + 170
y = 5/8x + 170
Tags
CCSS.HSA.CED.A.2
CCSS.HSS.ID.B.6
CCSS.HSS.ID.C.7
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
What is the type of correlation?
Negative
No correlation
Positive
Scattered
Tags
CCSS.HSF-LE.A.1B
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is a line of best fit used for?
Tags
CCSS.8.EE.B.5
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Charlie rented a moving truck. He paid a daily fee plus a per-mile fee to rent the truck. The equation below represents the daily amount Charlie paid for the truck if he drives it x miles.
y=0.5x+10
What does the slope of the graph of this equation represent?
Tags
CCSS.HSF.LE.B.5
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Rich is a member of a gym. He pays a monthly fee plus a per-visit fee. The equation below represents the monthly amount Rich pays for his membership to the gym per month for x visits.
y=3x+10
What does the y-intercept of the graph of this equation represent?
Tags
CCSS.HSF.LE.B.5
6.
MULTIPLE CHOICE 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
CCSS.HSA.CED.A.2
CCSS.HSS.ID.B.6
CCSS.HSS.ID.C.7
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
About how many male math teachers were there in 2006?
Tags
CCSS.HSF.IF.B.4
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