Comparing Graphs

The box-and-whisker plots below show a summary of the test results earned by students in

three of Mr. Rafiq’s classes.

Which box-and-whisker plot or plots represent a class in which more than of the students

scored 78 or greater?

• Plot 1 only

• Plot 3 only

• Plots 1 and 2

• Plots 2 and 3

Which of the box-and-whisker plots represent data that has a median of 18 and a lower

quartile of 16?

• Plot 2

• Plot 3

• Plots 1 and 2

• Plots 1 and 3

What is the difference between the histograms below?

• the maximum number of tickets sold

• the minimum number of tickets sold

• the median number of tickets sold

• the mode number of tickets sold

The box-and-whisker plots below show the distribution of the heights, in inches, of the

members of two basketball teams.

Which statement is true?

• The median height of Team A is equal to the median height of Team B.

• The shortest player on Team B is 2 inches taller than the shortest player on Team A.

• The range of the heights of Team A is equal to the range of the heights of Team B.

• The tallest player on Team A is 2 inches shorter than the tallest player on Team B.

Parallel box-and-whisker plots made from information gathered during research are shown

below.

What do the distributions have in common?

• range

• median

• minimum value

• maximum value

Which set of data, Girls or Boys, has the greater mean?

• Girls, mean = 6.7

• Boys, mean = 7.7

• Girls, mean = 8.5

• Boys, mean = 4

What is the mean for Driver A?

• 187

• 201.5

• 190.1

• 200.3

Dennis kept track of the high temperature for 2 weeks in October. Here are the temperatures he recorded:

82, 81, 81, 86, 77, 82, 86, 82, 75, 73, 73, 64, 59, 55

Which stem and leaf plot correctly shows this data?

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Which box and whisker plot has the smallest lower quartile (Q1)?

• Top plot
• Bottom plot