Quiz 4

9.  An amusement park has opened a new roller coaster. It is so popular that people are waiting for up to 3 hours for a​ 2-minute ride. Concerned about how patrons​ (who paid a large amount to enter the park and ride on the​ rides) feel about​ this, they survey every 15^th person in line for the roller coaster comma starting from a randomly selected individual.

Complete parts a through d below.

a) What kind of sample is​ this?

1. a simple random sample
2. a census
3. a convenience sample
4. a systematic sample

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b) What is the sampling​ frame?

1. all the patrons willing to wait in line for the roller coaster
2. all the patrons of the park
3. all the people who go to amusement parks
4. all the patrons who like roller coasters

​c) Is the sample likely to be representative of the population of​ interest?

1. Yes​, the sample islikely to be representative of everyone in the park.
2. No​, the sample is not likely to be representative of everyone who waited in line for the roller coaster.
3. Yes​, the sample is likely to be representative of everyone who waited in line for the roller coaster.
4. No​, the sample is not likely to be representative of everyone in the park.

​d) What members of the population of interest are​ omitted?

1. no members of the population of interest are omitted
2. the patrons who are willing to wait in line for the ride
3. amusement park employees
4. the patrons who are not willing to wait in line for the ride