Measure of Center from Different Representations

Find the mode:
5, 0, 9, 9, 3, 0, 5, 5, 4

• 9

• 5

• 3

• 7

Which measure of center best represents this set of data?
12, 13, 11, 16, 31, 14, 10, 15

• Mean

• median

• mode

The mean is found by ___________________ all of the numbers and then _____________________ by the number of items.

• adding, subtracting

• adding, multiplying

• dividing, adding

• adding, dividing

Find the median:
3, 5, 7, 4, 3, 1

• 3 and 4

• There isn't one

• 3.5

• 3

calculate the median for the following set of scores

45, 69, 69, 87, 88, 92, 99, 100

• 87

• 55

• 87.5

• 99

Find the Median of the data set

• 77

• 99

• 80

• 78.5

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

• 22

• 23

• 24

• 26

What is the mode?

• Number that occurs the most

• The Average

• The difference between the highest and lowest values

• The Number in the middle

Use the table to find the mean

• 105

• 111

• 118

• 130

Which class has the higher test score median? 

• Class #1

• Class # 2 

• The medians are equal

• The median is not shown here.