Measures of Central Tendency

What measure represents the value that repeats the most

• Mode

• Median

• Mean

What measure represent the average

• Mode

• Median

• Mean

What measure represents the value in the center?

• Mode

• Median

• Mean

The number of pages that Carolyn wrote in her journal each day from Monday to Friday is shown below: 
9, 8, 12, 6, 10
What is the mean number of pages she wrote per day?

• 5
• 6
• 9
• 11

At Dunkin Donuts, the number of donut holes in a bag can vary. Help Harold find the mode of the number of donut holes per bag described in the sample below: {12, 10, 10, 10, 13, 12, 11, 13, 10}

• 13

• 12

• 11

• 10

Roger bowled 7 games last weekend. His scores are: 155, 165, 138, 172, 127, 193, 142. What is Roger's median score?

• 127
• 155
• 156
• 193

In the last 5 games, James Harden scored 22, 22, 18, 12, and 21 points. What is Harden's mean (average) score per game?

•  19 points per game

• 95 points per game

• 18.6 points per game

• 22 points per game

What do you do if there are two numbers in "the middle" when you are finding the median?

• Pick your favorite number
• Add the two numbers in the middle & then divide by two.
• They are both the median
• None of the above

Find the interquartile range of the data:

20, 22, 25, 29, 31

• 30

• 21

• 25

• 9

What is the range of the data listed below:

14, 13, 18, 26, 15, 16, 33, 19, 18, 24

• 9

• 11

• 18

• 20