Comparing Two Data Distributions

Which dot plot has the greatest variability?

• A
• B
• C
• D

Is the Cars dot plot skewed left or right?

• left
• right

What is the shape of the distribution?

• The distribution is approximately symmetrical.

• The distribution is skewed to the right.

• The distribution is skewed to the left.

• The distribution is approximately uniform.

Which is a true statement based on the box plots above

• The data for Team B have the greater range.

• The data for Team A are more symmetric.

• The data for Team B have the greater interquartile range.

• The data for Team A have the greater median.

Which is a true statement based on the dot plots above?

• Set B has the greater range

• Set B has the greater median

• Set B has the greater mean

• Set A is less symmetric that Set B

The box plots show data from a survey of students under 14 years old. They were asked on how many days in a month they read and draw. Based on the box plots, which is a true statement about the students?

• Most students draw at least 12 days a month.

• Most students read less than 12 days a month.

• Most students read more often than they draw.

• Most students draw more often than they read.

What is the difference in medians of the two box plots?

• 3

• 4

• 5

• 2

Which statement is true about the interquartile range?

• Class 1 has and interquartile range of 4 which is greater than the interquartile range of Class 2.

• Class 1 has and interquartile range of 5 which is greater than the interquartile range of Class 2.

• Class 1 has an interquartile range of 4, and Class 2 has an interquartile range of 5.

• Class 1 and Class 2 have an interquartile range of 14.

Which box and whisker plot has the highest median?

• Top plot
• Bottom plot

What is the range in gas mileage for SUVs?

• 2
• 3
• 4
• 6