Measures of Center

If you have two numbers in the middle, you should

• add them together and divide by two

• find the number in between the two

• find the mean of the two numbers

• all of these

A data set consists of the numbers 2, 2, 5, 6 and 15.  Which statement is true for this data?

• median > mean

• mean = mode

• mode < median

• median = mode

Use the table to find the mean

• 105

• 111

• 118

• 130

Find the Missing Value that would make the mean of the data set 25

• 22

• 23

• 24

• 26

Find the median, mode and range: 
3, 5, 7, 9, 11, 8, 3

• median:7  mode:3  range:7

• median:6  mode:3  range:7

• median:7  mode:3  range:8

Find the Median of the data set

• 77

• 99

• 80

• 78.5

Which class has the higher test score median? 

• Class #1

• Class # 2 

• The medians are equal

• The median is not shown here. 

3, 4, 5, 5, 5, 6,7
The mode of these numbers is

• 5

• 10

• 4

• 1

Find the median:
29, 41, 48, 48, 52, 68, 76, 77, 84

• 52

• 29

• 88

At Dominique's Donuts the number of donut holes in a bag can vary. Help Dominique find the mode.
12,10,10,10,13,12,11,13,10

• 13

• 12

• 11

• 10