Best Measure of Center and Review

The mean, mode, and median are all ________________.

• measures of center.

• measures of variability.

• useless pieces of data.

• too difficult to find.

What is the mode?

• Number that occurs the most
• The Average
• The difference between the highest and lowest values
• The Number in the middle

What is the mean?

• The number that occurs the most
• The number in the middle
• The difference between the highest and lowest values
• The Average

What is the median?

• The number in the middle
• The difference between the highest and lowest values
• The number that occurs the most
• The average

When finding the median what is the FIRST step?

• Mark off the lowest number
• Mark off the highest number
• Find the Middle
• Arrange the number from Least to Greatest

At Donald's Donuts the number of donut holes in a bag can vary. Help Donald find the mode.
12,10,10,10,13,12,11,13,10

• 13
• 12
• 11
• 10

Find the mean of these numbers:
2, 57, 38, 42, 6

• 29
• 38
• 50
• 145

Use the table to find the mean

• 105
• 111
• 118
• 130

Find the Median of the data set

• 77
• 99
• 80
• 78.5

Find the Missing Value that would make the mean of the data set 25

• 22
• 23
• 24
• 26