Statistics Review

How would you describe the shape of the histogram?

• Skewed Right

• Skewed Left

• Symmetrical

How many people watched more than 25 hours of TV last week?

• 0
• 10
• 38
• 42

Which interval has 400 employees?

• 33-43
• 0-10
• 77-87
• 66-76

How many students scored between a 86 and a 100?

• 10

• 7

• 11

• 4

Median:
67, 74, 95, 98, 98, 99, 102

• 102
• 67
• 98
• 90.4

How would you describe the mean?

• difference
• average
• middle
• most repeated number

Find the mean of these numbers:
2, 57, 38, 42, 6

• 29
• 38
• 50
• 145

Find the median of these numbers:
4,2,7,4,3

• 2
• 5
• 7
• 4

How many cities have temperatures between 60 degrees and 69 degrees?

• 12

• 34

• 26

• 6

Find the mode:

7, 8, 3, 4, 8

• 4

• 3

• 8

• 7