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DEFINITIONS
Find the Mean
Find the Median
Find the Mode
Statistical Questions
100

A question that has more than one answer

What is a Statistical Question?

100
13, 18, 13, 14, 13, 16, 14, 21, 13
What is 15?
100
13, 18, 13, 14, 13, 16, 14, 21, 13
What is 14?
100

13, 18, 13, 14, 13, 16, 14, 21, 13

13

100

A question with only one answer

Non-statistical question

200
The value that occurs most often
What is mode?
200
8, 9, 0, 10, 7, 0, 8
What is 6?
200

12, 13, 13, 15, 10, 11, 11, 11, 10, 9

What is 11?

200

10, 9, 7, 8, 6, 4, 0

No Mode

200

What pizza toppings do students in high school like?

Statistical Question

300
A list of numbers in numerical order. In the case where there is no middle number, it is the mean of the middle two values
What is median?
300
Robert purchased season tickets for 8 football games. The cost was $176. What is the average price per game?
What is $22?
300
Ron sold 15 raffle tickets, Jan sold 35, Claudia sold 23, Nathan sold 47, and Erin sold 23, What was the median number of tickets sold?
What is 23?
300
12, 13, 13, 15, 10, 11, 11, 11, 10, 9
What is 11?
300

What type of collections do your classmates have?

Statistical Question

400
Add up the set of numbers and divide by the total number of values
What is mean?
400
12, 13, 13, 15, 10, 11, 11, 11, 10, 9
What is 11.5?
400

22, 11, 2, 5, 8, 33, 29, 50

What is 16.5?

400
88, 82, 81, 89, 77, 95, 89, 90, 81, 75
What are 81 and 89?
400

What are the favorite colors of 6th grade teachers?

Categorical or Numerical

Categorical

500
Another name for mean is this
What is average?
500
There are three women in Jenny's carpool. Their ages are 52 years, 29 years, and 39 years. What is the average age of the women in the carpool?
What is 40?
500

On a state licensing test, Jean and her friends got the following scores: 65, 78, 63, 78, 97, 42, 59 and 53. What was their mean and median score? Round to the nearest tenth.

Mean: 66.9

Median: 64

500
56,41,85,71,83,18,68,17,68,63
What is 68?
500

How much money do families spend on extra-curricular activities on the weekends?

Categorical or Numerical

Numerical