Data Analysis Worksheet

Lucy surveys her class to determine the number of siblings they have. Her results are as follows: 2, 3, 2, 1, 0, 2, 1, 1, 0, 3, 4, 1. What is the mean number of siblings?

• a) 1.7

• b) 1.66

• c) 2.0

• d) 4

Lucy surveys her class to determine the number of siblings they have. Her results are as follows: 2, 3, 2, 1, 0, 2, 1, 1, 0, 3, 4, 1. What is the median number of siblings?

• 1.5

• 2

• 0

• 1

Lucy surveys her class to determine the number of siblings they have. Her results are as follows: 2, 3, 2, 1, 0, 2, 1, 1, 0, 3, 4, 1. What is the range of the number of siblings?

• 4

• 2

• 3

• 5

Lucy surveys her class to determine the number of siblings they have. Her results are as follows: 2, 3, 2, 1, 0, 2, 1, 1, 0, 3, 4, 1. Which number does NOT represent the data well?

• 4

• 3

• 5

• 6

Use the graph to find the range in the amount earned babysitting.

• 90

• 80

• 100

• 110

The following represents the number of M&M's in different bags of Halloween candy: 12, 16, 17, 11, 15, 19. What is the mean number of M&M's?

• 15

• 14

• 16

• 17

The following represents the number of M&M's in different bags of Halloween candy: 12, 16, 17, 11, 15, 19. What is the median number of M&M's?

• 15.5

• 16

• 15

• 14

The following represents the number of M&M's in different bags of Halloween candy: 12, 16, 17, 11, 15, 19. What is the range of the number of M&M's?

• 8

• 6

• 10

• 12

Use the graph to find the range in the number of inches of snow.

• 8

• 6

• 10

• 12