Statistics Study Guide

Is the following question statistical or non-statistical? 
What are 6th graders' favorite flavors of ice cream? 

• Statistical
• Non-statistical 

Is the following question statistical or non statistical?
How many music videos has Taylor Swift made?

• Statistical
• Non-Statistical 

What are things that are true about statistical questions?

• They have more than one answer (variance)

• We need to collect data

• They have only numbers for answers

• They have only one answer

What is the shape of this dot plot?

• Symmetrical

• Skewed Right

• Skewed left

What is the shape of this dot plot?

• Symmetrical

• Skewed left

• Skewed right

What is the shape of this dot plot?

• Symmetrical

• Skewed right

• Skewed left

What is the spread, or range, of the test scores?

• 15

• 100

• 6

• 10

The range, or spread, is found by finding the _______________ number and subtracting the ________________ number.

• smallest, biggest

• even, odd

• biggest, smallest

• middle, first

Which interval has the greatest number of students?

• 48-51
• 56-59
• 60-63
• 64-67

How many students are between 48 and 51 inches tall?

• 14
• 8
• 2
• 0