Review Mean, Median, Mode and Range

What is the range?

• The sum of the largest and smallest number

• The number in the middle

• The difference between the largest and smallest number

• The number that appears most often

Roger bowled 7 games last weekend. His scores are: 155, 165, 138, 172, 127, 193, 142. What is the range of Roger's scores?

• 193
• 127
• 60
• 66

Find the median of these numbers:

4,2,7,4,3, 2, 5, 8

• 2

• 5

• 7

• 4

The value that appears the most often in a set of data is...

• mean

• median

• mode

• range

The difference between the lowest value and the highest value is....

• Mean

• Median

• Mode

• Range

The middle number in a list of numbers ordered from lowest to highest is....

• Mean

• Median

• Mode

• Range

When you are trying to find the median of a set of data and 2 numbers are left in the middle after putting them in order from least to greatest, what do you do?

• List both of the numbers as the Median.
• Add the two numbers together and divide by 2.
• Pick the one that you want.
• Subtract the two numbers.

Lizzy had test scores of:   72, 94, 108, 60
What is the RANGE of her test scores?

Mathematical Equivalence

ON

The number of pages that Carolyn wrote in her journal each day from Monday to Friday is shown below: 
9, 8, 12, 6, 10
What is the mean number of pages she wrote per day?

• 5
• 6
• 9
• 11

Find the mean:
28, 18, 19, 18, 17

• 20
• 18
• 11
• 19