Statistics Review

Calculate the mean.

• 8

• 4

• 7

• 22

Find the mean:
28, 18, 19, 18, 17

• 20

• 18

• 11

• 19

The number of miles that Jenna cycled each week for a 7-week period is shown: 36, 42, 28, 52, 48, 36, 31

What is the median number of miles Jenna cycled?

• 24

• 39

• 36

• 52

Find the range: 10, 11, 8, 14, 12, 8, 4, 5

• 10

• 14

• 8

How many cities have temperatures between 70 degrees and 99 degrees?

• 44

• 34

• 26

• 62

How many students received a score of 94%? 

• 94

• 4

• 1

• 2

Identify the outlier of the data.

• 9

• 6

• 8

• 2

Choose the statistical question:

• What is the favorite pet of sixth graders at PS 71?

• Do you own a dog?

• What is the average length of the adult snakes in the exhibit?

• When was the zoo opened?

• What was the name of the first snake in the exhibit?

• How many snakes are in the exhibit?

Which of the following statements is true about the box and whisker plot shown below?

• 75% of the data gathered is less than 6

• 50% of the data gathered is greater than 2

• 50% of the data gathered is greater than 6

• 25% of the data gathered is greater than 4