Test 5 Online Study Guide

_______ is a part of a group being surveyed.

• Sample
• Population
• Random Sample
• Quartile

_________ is a sample in which each individual or object in the entire population has na equal chance of being selected.

• Sample
• Population
• Random Sample
• Quartile

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

• Sample
• Population
• Random Sample
• Quartile

The manager of a book store surveys people who buy mystery novels to see if the store should expand its hours.  What is the population?

• People who visit the bookstore.
• People who buy mystery novels.
• Residents of the town
• People who like to read.

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.

A music store gives comment cards to all members of its Jazz Club to find out about satisfaction with the club's features.  Identify the sample.

• People who play instruments.
• All music store customers except Jazz Club members.
• All music store customers
• Jazz Club members

• 5 red shirts
• 17 red shirts
• 42 red shirts

• 83 red shirts

A survey of students' favorite sports was taken from a random sample of students in a school. The results are shown in the table. There are 550 students in the school. Predict how many students at the school prefer track and field.

• 110 students

• 88 students

• 59 students

• 220 students

A survey of 50 students in the high school revealed that 15 are interested in joining the soccer team.

If the high school has 300 students total, use the survey results to predict how many would be interested in joining the soccer team.

• 90

• 21

• 150

• 255

Find the mean of the numbers below:

4, 9, 7, 10, 5

• 5

• 6

• 7

• 8