Data and Statistics

What is another word for AVERAGE? (a)  

• Mode
• Median
• Mean
• Not nice

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

What is the mean for these numbers?
5,5,5,5

Mathematical Equivalence

ON

Calculate the mean.

10, 4, 5, 9

• 7

• 5

• 8

• 4

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

• 5
• 4
• 10
• 3

What is the median?

• biggest- smallest
• average
• the middle #
• # that happens the most

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

• True
• False

2, 4, 5, 7, 7 - What is the median?

• 2

• 4

• 5

• 7

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