Introduction Mean, Median, Mode, Range

On the semester final, Joe scored 85, Jill scored 89, and Bill scored a 99.What was the average score for these students? _________

• 91

• 273

Mary read six books in January, four books in February, and eight books in March.What was the average number of books read each month? __________

• 18

• 6

• 14

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

• $330

• $390

• $372.50

• $375

Christian has six grades from tests and IXL. They are all weighted equally. If Christian's grades are 100, 96, 96, 88, 70, and 100, what is the current average grade? (Round to the nearest whole number)

• 90

• 91

• 92

• 93

What is the median?

• The number in the middle when the numbers are in order from least to greatest.

• The difference between the largest and smallest number.

• The average

• The number that appears most often.

What is the mean of these numbers? 4, 5, 5, 2, 3, 3, 2, 8

• 40

• 24

• 4

• 256

On the semester final, Joe scored 85, Jill scored 89, and Bill scored a 99.What was the average/mean score for these students? _________

• 91

• 273

Mary read six books in January, four books in February, and eight books in March. What was the mean number of books read each month? __________

• 18

• 6

• 14

The heights of some students are given.

158cm 172cm 164cm

164cm 167cm 159cm

What is the RANGE of the heights?

• 13 cm

• 330 cm

• 164 cm

• 14 cm

What is the MEDIAN of this set of data?

10, 90, 80, 60, 50, 40, 70, 30, 20, 100

• 50

• 60

• 55

• 45