Box Plot Practice

The table represents the number of runs scored by several baseball teams during a season.

Which box plot correctly represents the data from the table?

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A researcher was interested in how much Vitamin C adults had in their daily diets.
• The researcher surveyed 100 random adults.
• She made a box plot based on the amounts of Vitamin C in the diets of the 100 adults. 

What percent of those in the survey get at least 90 milligrams of Vitamin C?

• between 25% and 50%

• between 50% and 75%

• less than 25%

• less than 75%

Which box plot represents a set of data with
the largest interquartile range?

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Which box plot represents a set of data whose median is 45 and interquartile range is 19?

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Mr. Ray’s math class earned these scores on a quiz.

           99, 98, 95, 95, 87, 87, 78, 73, 72, 70

If a box plot was created with this data,

what are the upper and lower quartiles?

• 95 and 73

• 95 and 87

• 96 and 72

• 99 and 70

Which statement best describes the data used to create this box plot?

• The mean of the data set is 4.

• The majority of the data points lie between 3 and 9.

• The data set has more values between 9 and 15 than it does between 1 and 3.

• There are as many data points between 3 and 4 as there are between 4 and 9.

Sarita recorded the high temperatures in her town

for the month of July and used her data to make

this box-and-whisker plot.

Which statement must be true?

• The mean temperature of the month was 94°.

• At least half of the temperatures were 94° or greater.

• There were fewer temperatures between 92° and 94° than
  between 94° and 99°.

• There were more temperatures between 99° and 104° than
  between 88° and 92°.

Mr. Hornby plotted his students’ quiz scores on the box plot below.

What is the interquartile range of the quiz scores?

• 10

• 15

• 17

• 29

The figure shows four box-and-whisker plots.

These represent variation in travel time for four different types of transportation from the beginning to the end of one route.

Conrad is at one end of the route. He is trying to decide how to get to an appointment at the other end. His appointment is in 30 minutes.

Which type of transportation is LEAST likely to take more than 30 minutes?

• Bus

• Car

• Subway

• Train

The heights, in inches, of each of the players on the girls’ basketball team are listed below.

66, 65, 66, 70, 66, 68, 63, 60, 66, 68, 63, 65

Which box-and-whisker plot correctly represents the data?

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