Central Tendency, Box Plots, and Two-Way Tables

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

What is the mode?

• The value that occurs the most often in a data set
• The middle number in an ordered set of data
• The sum of all the numbers in a data set divided by the size
• The sum of the between the greatest and the least elements, divided by two

A data set can have more than one _______

• Median
• Mode
• Mean
• Midrange

What is the mode?

4 , 8 , 5 , 17 , 5 , 4 , 9 , 5 , 6 , 82

• 4

• 9

• 6

• 5

Which is a synonym for "average?"

• mean

• median

• mode

• range

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

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

• 193
• 127
• 60
• 66

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

• 39

• 36

• 52

Jerry recorded the outdoor temperature at noon on the first day of each month for one year.

He made the box-and-whisker plot below to display his data.

What is the range of temperatures?

• 40

• 55

• 70

• 95

Find the median of these numbers:
4, 2, 7, 4, 3

• 2
• 5
• 7
• 4