Unit 8 Review

The wingspan of a few species of butterflies are listed.

90, 35, 30, 35, 60, 37, 18, 20, 70, 65.

Which box plot correctly summarizes the data?

• a

• b

• c

• d

Which choice shows a set of data that could be represented by the box plot shown below?

• 17, 17, 19, 19, 20, 21, 21,21 22, 23

• 17, 18, 18, 19, 20, 22, 22, 22, 22, 23

• 17, 18, 19, 20, 21, 22, 23, 23

A meteorologist in Wakanda, measured the temperature each day for 30 days. Each dot represents a different day.

How many days was the temperature between 9 and 11 degrees celsius?

• 3

• 5

• 8

• 11

According to the box-and-whisker plot, what was the upper quartile of gallons of paint sold at John’s Hardware Store in a month?

• 46

• 48

• 62

• 68

A zoologist recorded the weights of animals in a histogram. Animals that are less than 10 pounds, are considered to be small animals.

About how many small animals were weighed?

• 24

• 34

• 17

• 7

The table shows the amount of money spent on food in the first 6 months of the year.

What is the median amount of money spent on food in 6 months?

• 15.5

• 14

• 17

• 12.5

The bar graph shows the number of people that owned a specific console.

What is the range of the data?

• 6

• 10

• 4

• 14

A group of boys were playing basketball at the park. Their ages were 12, 13, 14, 12, 16, 16, and 15. What was the median age of a boy playing basketball in the park?

• 16

• 14

• 12

Performance on state tests were recorded for 5 years.

What is the average score in math over the 5 years?

• 61.3

• 32

• 86.4

The test scores for Ms. Hodges class are shown below.

70, 60, 80, 90, 100, 100, 90, 80, 70, 80

What is the mean test score?

• 60

• 100

• 82

• 80