Statistics Review

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

Listed are the number of math problems assigned for homework on different nights. 12, 20, 15, 52, and 18

Find the mean, median, and mode. Which best represents the data? Explain.

• The mean best represents the data. 23.4 is closest to the center of the data.

• The median best represents the data. There are 2 data values above and two below the median of 18.

• The median best represents the data. There are 2 data values above and two below the median of 16.

• The mean best represents the data. Eighteen is closest to the center of the data.

What is the outlier in the data set?

112, 121, 114, 141, 122, 110, 112

• 112

• 211

• 114

• 141