Unit 5 Statistics Quiz

What is a the meaning for "median"?

• fair share
• middle
• repeats the most
• variation

Tags

CCSS.6.SP.B.5C

The type of summary graph displayed is called

• bar graph or column graph
• histogram
• scatter plot
• line graph

Tags

CCSS.6.SP.B.4

CCSS.HSS.ID.A.1

What is the MEDIAN of this data

• 95

• 90

• 100

• 40

Answer explanation

Just count over to the middle dot.

How many people have two or less books in their desk?

• 4
• 5
• 6
• 7

Tags

CCSS.4.MD.B.4

What is the total number of parks?

• 46

• 16

• 48

• 52

Answer explanation

Add up the heights of all the bars.

Charlene made a dot plot to graph the ages of employees in an outdoor advertising company Suppose Charlene wants to display this data in a histogram with the bars labeled in the following ages: 20–24, 25–29, 30–34, and 35–39. How tall will the 25–29 bar be?

• 10

• 11

• 12

• 14

Answer explanation

Count up the dots between 25-29

What is the 1st quartile?

• 15

• 17.5

• 21

• 27.5

Answer explanation

Left edge of the box

Which group has a lower IQR?

• Group A

• Group B

Answer explanation

IQR is the width of the box

Describe the histogram:

• Left Skewed

• Symmetrical

• Right Skewed

• Uniform

Answer explanation

Skew is named for the tail

Which value(s) are outlier(s) for the age of male Oscar winners?

• 80

• 76

• 60

• 29

Answer explanation

Outliers are stars beyond the whisker