Scatterplot Review
Authored by Richard O'Brien
Mathematics
8th Grade
Used 43+ times
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30 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
When x=6, which number is closest to the value of y on the line of best fit in the graph below?
1
6
7
9
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which equation is closest to the line of best fit in the graph below?
y= 0.9x + 3
y= 0.7x + 6
y= 0.8x + 5
y= 13
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The line of best fit was calculated for the following scatter plot. Which equation best represents the line of best fit?
y= x/3
y= x/2
y= 3x
y= 2x
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Hubert has a record of his heights from first grade through seventh grade. He constructed a scatter plot and line of best fit to show his height at each grade level. Which equation is most likely to represent the line of best fit?
y= (1/41)x + (1/3)
y= 41x + 3
y= (1/3)x + 41
y= 3x +41
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The graph below shows the value of a computer given the age of the computer. Which equation would best fit the data?
y= -250x + 2000
y= 250x + 2000
y= -250x - 2000
y= 2000x - 250
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
The table shows the age and value of a vehicle over several years. Which equation would best fit the data?
y= -1500x + 21500
y= 1500x + 20000
y= -2000x + 22000
y= 2000x + 22200
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which statement describes the relationship between the data sets displayed on the scatterplot?
The number of pets owned by a student increases as the student’s science test score increases.
The number of pets owned by a student decreases as the student’s science test score increases.
The number of pets owned by a student remains the same as the student’s science test score increases.
There is no relationship between the number of pets owned by a student and the student’s science test score.
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