review for quiz

Mean:
1   2   3   4   5   6

• 2.5
• 3
• 3.5
• 4

Mode:
0   1   1   2   3   4

• 1
• 2
• 3
• 4

Range:
67, 74, 95, 98, 98, 99, 102

• 102
• 67
• 98
• 35

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

• 20
• 18
• 11
• 19

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

• 3 and 4
• There isn't one
• 3.5
• 3

To find the average of a set of numbers, add up all the items and divide by...

• 2
• The minimum
• The maximum
• The number of items

When finding the median, what do you do if there are two middle numbers?

• Add them together and divide by 2
• Write them both as the answer
• Give up
• Pick one

In order to find the median, the data must be sorted from least to greatest first.

• True
• False

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

• 12
• 72
• 48
• 98

What is the range?
8, 10, 60, 3, 5, 13, 12, 40, 8

• 55
• 8
• 57
• 17.7