Average

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

• 20
• 18
• 11
• 19

1. Find the average (mean) of these numbers.
10, 3, 2, 5

• 5
• 4
• 10
• 3

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

• 2
• 5
• 7
• 4

Find the median of these numbers:
83, 94, 72, 88, 65, 76, 92, 69

• 79.5
• 88
• 65.5
• 80

3, 3, 4, 6, 9 - What is the mode?

• 3

• 4

• 6

• 9

1, 2, 2, 3, 7 - What is the mode?

• 1

• 2

• 3

• 7

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

• adding, subtracting

• adding, multiplying

• dividing, adding

• adding, dividing

The median is the __________________ number (after you put them in order).

• first

• middle

• last

• one you see most

The mode is the number ________________________.

• you see most

• you see least

• you don't see

• you see first

The range is found by finding the _______________ number and subtracting the ________________ number.

• smallest, biggest

• even, odd

• biggest, smallest

• middle, first