Statistics Review

What is a requirement of a statistical question?

• one set answer

• a variety of answers

Choose the statistical question:

• How many sixth graders ate breakfast on Monday?

• How many sixth graders eat breakfast each school day?

Choose the statistical question:

• How many siblings does each sixth grader at CJHS have?

• How many siblings do you have?

Choose the statistical question:

• What time did you wake up this morning?

• What time do sixth graders wake up each morning during the school week?

Statistical questions have _____ possible answers.

• zero

• one

• only two

• two or more

To find the average of a set of numbers, add up all the items and divide by...

• 2
• The minimum
• The maximum
• The number of items

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

What is the mode?

• # happening the most
• the average
• biggest - smallest
• the middle #

Find the mean of these numbers:
5,11,2,12,4,2

• 4.1
• 6
• 4.5
• 4

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

• 2
• 5
• 7
• 4