Mean Median Mode Range

To find the _________ you add up all the numbers and then divide by how many numbers you have.

• Mean

• Median

• Mode

• Range

Find the Mean of:
8, 14, 32, 6, 15

• 15

• 175

• 75

• 12

Find the mean of these numbers:
2, 57, 38, 42, 6

• 29

• 38

• 50

• 145

Find the median of these numbers:
4,2,7,4,3

• 2

• 5

• 7

• 4

Which of the following terms represent measures of center? You must select ALL correct answers!

• Mean

• Median

• Mode

• Range

Match each measure of center to its definition.

• Mean

• Add all data points, then divide by how many data points there are

• Mode

• Order your data, then find the middle number or average of the two middle numbers

• Median

• Find the number that appears most frequently (there could be more than one or none at all)

What is the best measure of center?

• mean

• median

• mode

• range

Match the following terms with its correct definition.

• The middle value in a list of numbers when arranged in ascending order

• What if there are 2 numbers in the middle?

• The sum of all values divided by the total number of values

• Median

• Add together, and divide by 2.

• Range

• The number that appears most frequently in a set of numbers

• Mean or Average

• The difference between the highest and lowest values in a set of numbers

• Mode

Why would median be the best measure of center for the following set of data?
100, 125, 100, 95, 125, 800, 150

• There is an outlier.

• There is repeated data.

• All values should be included in the measure of center.

• All of the above.

The salary of 4 employees are $19,000, $56,000, $48,000 and $49,900. Which is the best measure of center?

• mean

• median

• mode

• range