Measures of Central Tendency

Find the mean of the following set of data.

30, 31, 25, 35, 40, 47

• 32

• 33

• 34

• 35

Find the mean of the following set of data.

2.3, 3.1, 3.5, 2.8, 2.9, 3.0, 3.2

• 2.791

• 2.197

• 2.971

• 2.917

What is the median of 9, 4, 10, 6, 8, 17, 13

• 10

• 6

• 7

• 9

9, 5, 14, 7, 12, 17, 15, 10

• 12

• 11

• 10

• 13

Determine the mode for each of the following set of data.

12, 10, 11, 14, 17, 11

• 10

• 11

• 12

• No modes

Determine the mode for each of the following set of data.

20, 22, 25, 23, 27, 21, 28

• 21

• 23

• 25

• No modes

Find the mean of the following set of data.

• 6
• 6.6

• 7

• 7.6

Determine the modal class of the table.

• 50 - 59

• 60 - 69

• 70 - 79

• 80 - 89

Given the table, find the mean

• 25.9 seconds

• 29.5 seconds

• 35.9 seconds

• 39.5 seconds

Calculate the median of the distribution.

• 26.15

• 26.17

• 26.18

• 26.10