7.6G, 7.12B - Interpretation of Data

A bar graph shows the number of books read by students in a class over a month. If the graph shows that 5 students read 3 books each, 7 students read 4 books each, and 3 students read 5 books each, how many books were read in total?

• 50

• 56

• 62

• 65

A dot plot shows the number of pets owned by students in a class. If the dot plot indicates that 4 students have 1 pet, 6 students have 2 pets, and 2 students have 3 pets, what is the average number of pets per student?

• 1.5

• 1.8

• 2.0

• 2.2

A circle graph shows the distribution of favorite ice cream flavors among students. If 25% of students prefer chocolate, 35% prefer vanilla, and the rest prefer strawberry, what fraction of students prefer strawberry?

A random sample of 50 students is surveyed about their favorite sport, and 20 students say basketball. If the school has 500 students, how many students can be inferred to prefer basketball?

• 100

• 150

• 200

• 250

A bar graph shows the number of hours spent on homework by students in a week. If the graph shows that 10 students spent 5 hours, 8 students spent 6 hours, and 2 students spent 7 hours, what is the total number of hours spent on homework?

• 100

• 110

• 120

• 130

A dot plot shows the number of siblings each student in a class has. If the dot plot shows that 5 students have 0 siblings, 10 students have 1 sibling, and 5 students have 2 siblings, what is the mode of the data?

• 0

• 1

• 2

• 3

A circle graph shows the distribution of different types of fruit in a basket. If 40% of the fruit are apples, 30% are bananas, and the rest are oranges, what percentage of the fruit are oranges?

• 20%

• 25%

• 30%

• 40%

A random sample of 100 people is surveyed about their favorite type of music, and 30 people say rock. If the population is 1,000 people, how many people can be inferred to prefer rock music?

• 200

• 300

• 400

• 500