Mean, Median, Mode, and Range Problems

Which measure of variation is the difference between the maximum and minimum of the data?

• mean

• interquartile range (IQR)

• range

• median

What is the median of this data? (reminder & hint: put the numbers in order from least to greatest first. And you will need this list for the next few problems)

• 5

• 4

• 2

• 4.5

Which of the following are measures of variation?

• mean, median, mode

• range and interquartile range (IQR)

• volume

• area

What is this called: The median of the first half of the data

• mean

The table shows the points scored by the JV basketball team at Cox Mill High School in their first seven games. Calculate the mean, median, mode and range. Which statistical measure makes the team sound the best?

• Mean

• Median

• Mode

• Range

Match the following terms with its correct definition.

• Add together, and divide by 2.

• Median

• The difference between the highest and lowest values in a set of numbers

• Mean or Average

• The number that appears most frequently in a set of numbers

• Mode

• The middle value in a list of numbers when arranged in ascending order

• What if there are 2 numbers in the middle?

• The sum of all values divided by the total number of values

• Range

What is this called: The median of the second half of the data

• mean

Find the range of this data (be sure to order it from least to greatest first!)

Math Quiz Scores

90, 85, 100, 70, 88, 95, 60, 75

• 15

• 25

• 30

• 40

Find the range of the data (reminder: order the numbers from least to greatest first!)

Heights of Sixth Graders (in inches)

60, 58, 61, 59, 60, 64, 55

• 4

• 5

• 7

• 9

Find the median of this data (hint: order this data on paper--you will see it again in some more questions!) Hours Sixth Graders Spent Playing Video Games This Week 7, 0, 10, 4, 20, 2, 11

• 4

• 7

• 10

• 11