Measures of Central Tendency and Spread Calculate

What is the Mode?
  22,7,22,1,7,18,18,16,6,6,7

• 7
• 18
• 21
• 6

What is the Median?
8,13,2,4,48

• 8
• 48
• 2
• 9

What is the Mean?
9, 5, 7

• 8
• 11
• 7
• 6

What is the Median?
34,98,12,45,61

• 98
• 12
• 34
• 45

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

Which is the MIDDLE?

• Mean
• Median
• Mode
• Range

Which is the number that appears the MOST often?

• mean
• median
• mode
• range

If you have two numbers in the middle, you should

• add them together and divide by two
• find the number in between the two
• find the mean of the two numbers
• all of these

A data set can have more than one mode

• True
• False

Find the range.
12, 5, 9, 18, 22, 25, 5

• 20
• 15
• 22
• 18