Comparing Data Sets

Question 1

The data set represents the number of miles Mary jogged each day for the past nine days.6, 7, 5, 0, 6, 12, 8, 6, 9What is the outlier of the data?

Revolt · Accepted Answer

0

Question 2

A variety of two types of snack packs are delivered to a store. The box plots compare the number of calories in each snack pack of crackers to the number of calories in each snack pack of trail mix.Which statement is true about the box plots?

Revolt · Accepted Answer

The number of calories in the packs of trail mix have a greater variation than the number of calories in the packs of crackers.

Question 3

The box plot represents the number of minutes it takes for the students in a class to run a mile.

Revolt · Accepted Answer

5

Question 4

Which statement is true about the box plots?

Revolt · Accepted Answer

The ranges for the box plots are the same, but their interquartile ranges are different.

Question 5

The interquartile range of the data set is 4.2, 2, 3, 3, 4, 5, 5, 6, 7, 9, 12Which explains whether or not 12 is an outlier?

Revolt · Accepted Answer

Twelve is not an outlier because it is less than the sum of 7 and 6.

Question 6

The data set represents the total number of tuba players in each of 11 different school bands.0, 1, 3, 3, 4, 4, 4, 5, 6, 6, 8What is the lower quartile of the data?

Revolt · Accepted Answer

3

Question 7

The data set below has a lower quartile of 13 and an upper quartile of 37.1, 12, 13, 15, 18, 20, 35, 37, 40, 78Which statement is true about any outliers of the data set?

Revolt · Accepted Answer

The greatest value, 78, is the only outlier.

Question 8

Which statement is true about the ranges for the box plots?

Revolt · Accepted Answer

The range of the Morning box plot is the same as the range of the Afternoon box plot.

Question 9

The box plot compares the number of events that Mrs. Cai’s and Mr. Roland’s classes won over the last 10 years on the school’s field day.Based on the data in the box plots, what is the best evidence to show which class has had greater success on field day over the last 10 years?

Revolt · Accepted Answer

Mr. Roland’s class was more successful because his class’s lower quartile was the same as Mrs. Cai’s class’s upper quartile.

Question 10

The box plot represents the number of minutes customers spend on hold when calling a company.What is the upper quartile of the data?

Revolt · Accepted Answer

6

Comparing Data Sets Answers

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