Scatter Plots and Trend Lines Prediction
Authored by Anthony Clark
Mathematics
8th Grade
CCSS covered
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20 questions
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1.
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
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The graph above shows a line of best fit for data collected on the distance bicyclists have remaining in relation to the amount of time they have been riding. What is the equation of the line of best fit?
y = -25x + 170
y = 25x + 170
y = -(5/8) x + 170
y = (5/8) x + 170
Tags
CCSS.HSF.LE.B.5
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Mrs. Moises, the school counselor, keeps a candy jar in her office for students. During one week, she kept count of how many students came to visit her and the number of candies in the jar, as show in the scatter plot. Based on the trend line, what is the best prediction for the number of candies in the jar when 30 students visit her?
90
180
135
150
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A teacher made the following graph showing the number of hours that a student studied for an exam versus their exam grade. Predict the grade of a student if they studied for 3.5 hours.
70
90
80
60
Tags
CCSS.HSF.IF.A.2
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Tags
CCSS.HSF-BF.B.4A
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.
12 chapters
15 chapters
18 chapters
21 chapters
7.
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.
12 chapters
15 chapters
18 chapters
21 chapters
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