MMMR and Statistical Questions

Statistical questions have _____ possible answers.

• zero

• one

• only two

• two or more

Mean:
67, 74, 95, 98, 98, 99, 102

• 90.4

• 633

• 98

• 92.3

Mode:
67, 74, 95, 98, 98, 99, 102

• 90.4

• 35

• 92

• 98

Mean:
1   2   3   4   5   6

• 2.5

• 3

• 3.5

• 4

Median:
0   1   2   3   4

• 1

• 2

• 3

• 4

Median:
67, 74, 95, 98, 98, 99, 102

• 102

• 67

• 98

• 90.4

The cost of four cell phones are $345, $400, $110, and $640.
What is the median cost

• $330

• $390

• $372.50

• $375

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

Change to a statistical question: How many sixth graders like pizza?

• How many sixth graders ate pizza last night?

• How many times per week do sixth graders eat pizza?

IS THE FOLLOWING QUESTION STATISTICAL OR NON-STATISTICAL? How many minutes do 6th grade students typically spend on homework each week?

• STATISTICAL

• NON-STATISTICAL