Box Plots, Scatter Plots, and Transformations Review

The list shows the test scores of students in a Math on the mid term exam.

84, 95, 76, 84, 87, 90, 93, 81, 57, 78, 85, 92

Which box-and-whisker plot correctly displays the information?

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What is the upper quartile of this set of data?

• 28

• 34

• 17

• 25

Both classes have the same number of students in them. Identify which statement is NOT true about the box plots.

• The 1^st block class had a larger range of scores than the 2^nd block class.

• In both classes, at least 50% of the students scored a 75 or better on the test.

• In 2^nd block class, 25% of the student scored less than the lowest score in the 1^st block class.

• In each class, the highest scores were above 90 on the test.

What is the range of the data?

• 24

• 10

• 25

• 4

What is the lower quartile of the data?

• 55

• 97

• 75

• 70

Using the scatterplot below, which amount is a good prediction for Week 9?

• $400

• $30,000,000

• $30,000

• $40,000,000

Is there a pattern in the given scatter plot?

• Positive Relationship

• Negative Relationship

• No Relationship

The following scatterplot shows the scores several students received after studying for a certain length of time.

Which statement best describes the relationship in the scatterplot?

• As a student's study time increases, the student's test score increases.

• As a student's study time decreases, the student's test score increases.

• As a student's study time increases, the student's test score decreases.

• As a student's study time increases, the student's test score does not change.

The scatter plot shows the depth of water in a bathtub as it is draining. Which graph shows the correct line of best fit for this relation?

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Is there a pattern in the given scatterplot?

• Negative Relationship

• Positive Relationship

• No Relationship