Statistical Questions, Dot Plots, and Histograms

MORE dots on one side of the center of data than the other side.

• symmetrical
• not symmetrical

• spread
• mean
• outlier
• median

What kind of a question is this: You ask all 6th graders in your school, "What is your favorite color?"

• Statistical question
• Non-statistical question

Spread is the ________, or difference, between least and greatest values.

• Mean
• Median
• Mode
• Range

What is the highest quiz grade in period 6?

• 100
• 90
• 65

What is the most common quiz grade in period 6?

• 55
• 65
• 75

 If each dot =1, how many students total took the quiz?

• 25
• 6
• 20

What fraction of students (in simplest form) earned a grade of 70%?

• 4/20
• 1/5
• 1/2

Describe the shape of Daniel's data

• skewed left

• skewed right

• symmetrical

What kind of question is this: You ask people in an airport, "How many states have you visited?"

• Statistical Question
• Non-Statistical question