Mean, Median, and Range

What is the MEAN?

• The average.

• The median.

• The middle.

• The range.

How do you find the MEAN?

• Add them all up and then subtract the lowest number.

• Put them in order and then pick the middle.

• Add them all up and then divide by the number of scores.

• Subtract the lowest number from the highest number.

How do you find the RANGE?

• Subtract the highest number from the lowest number.

• Subtract the lowest number from the highest number.

• Add the numbers up and divide by 5.

• Take the mean of the median and then mode it.

1, 1, 2, 3, 6. What is the MEDIAN?

• 1

• 2

• 5

• There is no median.

1, 1, 2, 3, 6. What is the range?

• 2

• 4.33

• 5

• 6

What is the median?

• 2

• 6

• 8

• There is no median.

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

• True

• False

Dr. Dre is a dentist. He needs to report on the average number of cavities that his patients have.
1, 0, 1, 5, 0, 3, 4.  What is the average number of cavities?

• 14

• 2

• 7

• 1

The heights of some students are given.
158cm     172cm      164cm
164cm     167cm      159cm
 What is the range of the heights?

• 13 cm

• 330 cm

• 164 cm

• 14 cm

The number of miles that Jenna cycled each week for a 7-week period is shown: 
36, 42, 28, 52, 48, 36, 31 
What is the median number of miles Jenna cycled?

• 24

• 36

• 39

• 52