Math 8: Unit 8 End of Unit Assessment
Authored by David Tracey
Mathematics
8th Grade
8 covered
Used 3+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
The daily sales at an ice cream parlor vary with the change in average daily temperature. The scatter plot shows how the daily profit of the parlor varies with the temperature. Which statement best describes the data?
A. There is a negative association between the variables and there does appear to be an outlier
B. There is a negative association between the variables and there does not appear to be any outliers.
C. There is a positive association between the variables and there does appear to be an outlier.
D. There is a positive association between the variables and there does not appear to be any outliers.
Tags
8.SP.A.1
2.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Which scatter plot shows a positive linear association between the two variables?
Tags
8.SP.A.1
3.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Consider the scatter plot shown. Which statement about the scatter plot is correct?
A. The scatter plot shows a positive association between and because the data points show a clear pattern of relationship with a positive slope.
B. The scatter plot shows a negative association between and because the data points show a clear pattern of relationship with a negative slope.
C. The scatter plot shows no relationship between and because the data points show no clear pattern of relationship.
D. The scatter plot shows a negative association between and because the data points show no clear pattern of relationship.
Tags
8.SP.A.1
4.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
A grocer wants to examine the effect that price has on the amount of yogurt he sells in his store. He tracks the number of pints of yogurt sold per week versus the price of each container.
The data is shown in the scatter plot.
Which graph best models the linear function representing this data?
Tags
8.SP.A.2
5.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Which line most accurately fits the data shown?
Tags
8.SP.A.2
6.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
The relationship between hours of practice and fluency in a foreign language for a class of students is shown in the scatterplot.
Which graph most closely approximates the line of best fit for this data?
Tags
8.SP.A.2
7.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Shown is a scatter plot of the height versus circumference of a particular type of fir tree.
Which linear equation best models this relationship?
Tags
8.SP.A.3
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