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- 1. Multiple Choice
Which is the best description of the data shown on this graph?
nonlinear with a negative trend
nonlinear with a positive trend
linear with a negative trend
linear with a positive trend
- 2. Multiple Choice
Customers of a department store were given coupons for a discount on their purchases. The number of customers per type of discount and the time of day are shown in the table below. Based on the table, which statement is true?
The fewest number of coupons given were 15%-off coupons in the afternoon
The greatest number of coupons given were 20%-off coupons in the afternoon.
Customers were given 25% more coupons in the afternoon than in the evening.
Customers were given more coupons in the evening than they were given in the morning
- 3. Multiple Choice
Mr. Larson recorded the heights and arm spans of the students in his science class. The results are shown on the scatterplot. Using the scatterplot, which best predicts the arm span of a student who is 57 inches tall?
58 inches
57 inches
55 inches
not enough information is given
- 4. Multiple Choice
Teachers attending a conference were offered four types of sandwiches for lunch. The number and types of sandwiches chosen by each male and female teacher are shown in the table below. Based on the table, which conclusion is reasonable?
The percentage of male teachers who selected a ham sandwich is more than twice the percentage of all teachers who selected a tuna sandwich.
The percentage of males who selected a chicken sandwich is exactly the same as the percentage of females who selected a chicken sandwich
The percentage of male teachers who selected a turkey sandwich is greater than the percentage of female teachers who selected a turkey sandwich.
The percentage of female teachers who selected a turkey sandwich or ham sandwich is less than the percentage of male teachers who selected a turkey sandwich.
- 5. Multiple Choice
The table below shows the survey results of 100 students who were asked 2 questions: “Do you play a sport?” and “Do you play a musical instrument?” Based on the survey results, which statement is the most accurate?
Students who play a sport also tend to play a musical instrument.
Students who play a sport do not tend to play a musical instrument.
Students who do not play a sport tend to play a musical instrument.
Students who do not play a sport also tend not to play a musical instrument.
- 6. Multiple Choice
The graph shows the amount of money earned by students after several hours of babysitting. Which equation would best fit the data?
y = 3/2 x +1
y = 3/2 x + 3
y = 2/3 x + 1
y = 2/3 x +3
- 7. Multiple Choice
A bowling alley provides bowling balls with weights of 11, 12, 13, and 14 pounds. This information is shown in the table along with the number of bowling balls used by 120 student bowlers in Grades 6, 7, and 8. What fraction of student bowlers in Grade 7 used a 13-pound bowling ball?
1/6
1/5
2/5
2/3
- 8. Multiple Choice
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
- 9. Multiple Choice
The percentages of tips left by customers at a certain restaurant during one week are recorded in the table below. Based on the data, when are customers most likely to leave a tip of 15% or more?
Breakfast
Lunch
Dinner
Late Night
- 10. Multiple Choice
The table below shows the cumulative amount of time, in hours, Meghan reads over five weeks. If the data in the table is graphed, what is the approximate slope of a line that best fits the data?
2/5
1/2
2
5/2
- 11. Multiple Choice
A used-car dealer kept records of the selling price of his used cars in 2005. The scatter plot shows the average selling price of his used cars based on the age of the used car. Using the graph, which is the closest to the selling price of an 8-year-old car?
$7,500
$5,000
$2,500
$500
- 12. Multiple Choice
The numbers of students enrolled in a foreign language class in Grades 6, 7, and 8 at Bradley Middle School are shown in the table. Which value is closest to the percentage of the Grade 7 students enrolled in French or German?
23
28
47
64
- 13. Multiple Choice
The scatter plot below shows John’s scores in the seven math and science chapter tests this semester. Which statement best describes the association between his math and science test scores?
There is a positive linear association between the math and science scores.
There is a negative linear association between the math and science scores
There is a positive linear association between the math and science scores and 1 outlier
There is a negative linear association between the math and science scores and 1 outlier.
- 14. Multiple Choice
Joseph surveyed the students in his class about their favorite subject and favorite sport. The table below shows the results of his survey. What is the relative frequency of the students in Joseph’s class who like both math and swimming to the total number of students who like math better than English?
0.63
0.62
0.58
0.36
- 15. Multiple Choice
Which situation would most likely have a scatterplot with a negative correlation?
age of a baby and weight of that baby
outside temperature and cooling costs
amount of air in a balloon and size of balloon
number of questions missed on a test and test grade
- 16. Multiple Choice
A random sample of students at a middle school were asked whether they preferred to play soccer or hockey. The results of the survey are shown in the table below. Which conclusion reflects the patterns of association in the table?
Hockey is more popular than soccer at the middle school.
A greater percentage of eighth graders prefer soccer than sixth graders.
A greater percentage of seventh graders prefer soccer than sixth graders.
Seventh graders are more likely to prefer hockey than are sixth or eighth graders
- 17. Multiple Choice
The scatter plot shows the amount of time played and the number of points scored by ten basketball players during their last four games. Which conclusion best describes the data?
The players who scored the most points played the longest
There is no correlation between the time played and the number of points scored
There is a positive correlation between time played and the number of points scored
There is a negative correlation between time played and the number of points scored
- 18. Multiple Choice
The table shows the age and value of a vehicle over several years. Which equation would best fit the data?
y = –1,500x + 20,000
y = 1,500x + 20,000
y = –2,000x + 22,000
y = 2,000x + 22,200
- 19. Multiple Choice
The graph below shows the average price of a gallon of gas over several years. Which equation would best fit the data?
y = 1.20 – 0.10x
y = 1.20 + 0.10x
y = 0.10 – 1.20x
y = 0.10 + 1.20x
- 20. Multiple Choice
The table below shows the cost for varying amounts of grapes on a particular day at a grocery store. Which statement BEST identifies the slope of an equation of a line of best fit for the data in the table and its meaning in the context of the problem?
The slope is $5.60/pound, and it represents the weight of the grapes
The slope is $2.24/pound, and it represents the weight of the grapes
The slope is $2.24/pound, and it represents the cost for each pound of grapes.
The slope is $5.60/pound, and it represents the cost for each pound of grapes
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