Historgrams/Dot Plots

Multiple Choice

The dot plots compare the number of raffle tickets sold by boys and girls during a school fund-raiser. Which plot has an outlier? 

• Girls
• Boys
• Both Plots
• Neither

Multiple Choice

How many students were greater than or equal to 60 inches tall?

• 21
• 11
• 17
• 6

Multiple Choice

What is the difference between the medians for the two data sets? 

• 0 tickets
• 2 tickets
• 4 tickets
• 6 tickets

Multiple Choice

Which interval shows the greatest number of pets?

• 15-19
• 0-4
• 5-9
• 10-14

Multiple Choice

Find the medians.
Science: _________ Math: __________ 

•  science: 4.5 h; math: 3 h
•  science: 3 h; math: 4.5 h
•  science: 5 h; math: 5 h
•  science: 3.5 h; math: 4 h

Multiple Choice

How many cities have temperatures between 70 degrees and 99 degrees?

• 44
• 34
• 26
• 62

Multiple Choice

Compare the centers and spreads. 

•  Math has a higher median (center) and a wider spread.
•  Math has a higher median (center) and a smaller spread.
• Math has a lower median (center) and a smaller spread.
• Math has a lower median (center) and a wider spread.

Multiple Choice

What is an interval?

• A single number
• A range of numbers
• A percentage
• A total amount

Multiple Choice

What is the range in gas mileage for cars?

• 2
• 3
• 4
• 6

Multiple Choice

21. How many students are represented by the histogram?  

• Cannot be determined
• 9
• 31
• 35

Multiple Choice

Are these dot plots symmetric?

• Yes
• No

Multiple Choice

How many students scored between a 86 and a 90?

• 1
• 3
• 6
• 10

Multiple Choice

Is the Cars dot plot skewed left or right?

• left
• right

Multiple Choice

How many students are between 48 and 51 inches tall?

• 14
• 8
• 2
• 0

Multiple Choice

Which statement correctly describes the shapes of the dot plots for cars and SUVs?

• SUVs: symmetrical
  Cars: skewed left
• Both are skewed left
• Both are symmetrical
• SUVs: skewed right
  Cars: Skewed left

Multiple Choice

How many students are between 60 and 63 inches tall?

• 3
• 0
• 12
• 7

Multiple Choice

The double dot plots show the average wait times in minutes for two popular rides at an amusement park. Compare the measures of center and variation, which ride typically has a longer wait time?

• No inference can be made from the graph.

• Topsy Turvy

• The wait times are the same for both rides.

• Rocket Blast

Multiple Choice

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

• 0
• 10
• 38
• 42

Multiple Choice

What is the difference in the median gas mileage?

• 0
• 5
• 7

Multiple Choice

Which interval has 4 students?

• 56-59
• 60-63
• 60-67
• 48-51

Multiple Choice

What is the range in gas mileage for SUVs?

• 2
• 3
• 4
• 6

Multiple Choice

Which interval contained the fewest scores?

• 0-9

• 50-59

• both 0-9 and 50-59

• 10-19

Multiple Choice

What percent of the students sent between 40 and 59 text messages?

• 45%

• 25 text messages

• 45 text messages

• 25%

Multiple Choice

How many vehicles get no more than 32 miles per gallon?

• 50

• 48

• 42

• 36

Multiple Choice

Which graph represents histogram?

Multiple Choice

Elliot says almost everyone arrived at the party after 10:00 P.M., but Nancy thinks most people came earlier. When did a majority of the people arrive? 

• 7:00-7:59 P.M.
• 8:00–8:59 P.M.
• 9:00–9:59 P.M.
• 10:00–10:59 P.M. 

Multiple Choice

This is a histogram

• true
• false

Multiple Choice

What is incorrect about the following histogram?

• The intervals are too small
• The intervals overlap
• The graph does not start at 0
• The axes are not labeled.

Multiple Choice

What is the cluster?

• 95-100

• 90-105

• 85-90

• 80-85

Multiple Choice

Where might there be an outlier?

• 95-100

• 90-105

• 85-90

• 80-85

Multiple Choice

How many films were under 90 minutes

• 1

• 0

• 80

• 85