Graphical Displays

What is the MEDIAN of this data?

• 40
• 90
• 95
• 100

What is the RANGE of this data?

• 40
• 90
• 95
• 100

What is the MEAN for this data?

• 13
• 80
• 81
• 1040

What is the RANGE of this data?

• 20
• 70
• 80
• 90

Describe the shape of the data in the dot plot below.

• Symmetric
• Skewed Right
• Skewed Left
• Uniform

What kind of a question is this: You ask your parents, "Can I go to the movies tonight?"

• Non-Statistical Question
• Statistical Question

What kind of a question is this: You ask your math teacher, "How many students earned an A on our statistics quiz?"

• Non-Statistical Question
• Statistical Question

A teacher asked 20 students how many books they read last summer. The dot plot displays the data. What is the greatest number of books a student read?

• 1
• 6
• 9
• 10

Which of the following best describes the process of finding the range for a set of data?

• ADD the biggest and smallest numbers
• Place the number in order from least to greatest then find the middle.
• Find the difference between the Maximum and the Minimum.
• Find the average.

Which of the following best describes the process of finding the interquartile range for a set of data?

• ADD the biggest and smallest numbers
• Place the number in order from least to greatest then find the middle.
• Find the difference between the Maximum and the Minimum.
• Subtract Q3 from Q1