Statistics

Mean

100

Find the mean

2, 3, 4

7

200

Find the mean. 

14, 17, 13, 16

15

300

Find the mean.

60, 90, 95, 85, 80

82

400

Find the mean. 

5, 7, 2, 8, 8

6

500

Find the mean.

32, 42, 52, 62, 72, 82, 92, 102

67

Median

100

Find the median

24,25,6,10,35,8,4,3,

3,4,6,8,10,24,25,35 

Answer:9

200

5, 3, 2, 1, 1, 4

2.5

300

Find the median

12, 6, 4, 6, 12

4,6,6,12,12

Answer:6

400

Find the median

20, 12, 34, 28, 19, 18

12, 18, 19, 20, 28, 34

Answer:19.5

500

Find the median. 

40, 4, 6, 2, 24, 5

2, 4, 5, 6, 24, 40

Answer: 5.5

Mode

100

7,3,3,4,5,7,7

Mode:7

200

28,28,16,14,14,12,10

Mode:28,14

300

45,62,34,43,52,12,1

None

400

12,43,21,12,12,21,5,8,8,6

Mode:12

500

12,12,4,6,7,19,19,24,8

Mode:12 and 19

Range

100

Find the Range. 

5, 12, 4

8

200

Find the Range

14,12,18,14,14,25,22

13

300

Find the Range.

14,25,6,13,13,8,24,13,8

19

400

Find the Range

52,28,36,36,47,15,28

37

500

Find the range

5, 5, 5, 2, 3

3

Misc.

100

Emily got the following grade on her math test.  What is this as a percent?

18/20 

90%

200

Solve for x:    2x + 9 = 27

x = 9

300

How do you read this inequality symbol?    <

Less Than

400

Combine Like Terms:    

 2x + 9y + 7x + 4y

9x + 13y

500

Distribute:    -5(3x + 4)

-15x - 20