Data Quiz

_______ is a part of a group being surveyed.

• Sample
• Population
• Random Sample
• Quartile

_______ is the entire group of objects or individuals considered for a survey.

• Sample
• Population
• Random Sample
• Quartile

A student surveys mathematics teachers to get their opinion on teaching.  What is the sample?

• All teachers in the world.
• All teachers within the school.
• All mathematics  teachers in the school.
• All teachers except mathematics teachers.

4. A company makes DVDs and randomly selects 25 from 1500 to test them to see if they work.

• Biased
• Unbiased

Tamra wants to know how tall college basketball players are in Nebraska, so he asks for the heights of all the players on the Creighton basketball team.

• Biased

• Unbiased

How many total students were surveyed about their number of brothers and sisters? (add up all of the dots)

• 15

• 10

• 6

What is the mode of the data?

• 2

• 1

• 4

• 12

What shape is the dot plot for SUV's?

• skewed right

• skewed left

• symmetrical

• none of the above

What is the median for SUV's?

• 20

• 22

• 18

• 19

What is the outlier for this data?

• 90

• 96

• 102

• 108