Question

1. Identify the sample and population:
In a survey of 451 Veterans, 82% support the war in Iraq.
2. Is the following an example of simple random, cluster, systematic or convenience sampling?
Conduct a survey of everyone in your neighborhood.
3. Is the following an example of simple random, cluster, systematic or convenience sampling?
Group the students in a local college by year and then randomly select 15 students from each group.
4. Is the following an example of simple random, cluster, systematic or convenience sampling?
Select every 5th person that comes out of a grocery store.

Answer 1

5. Identify the population and sample in the following study. A survey of 100 sophomores at Spartan High School was conducted to determine how many are involved in extracurricular activities.

6. Is the following an example of simple random, cluster, systematic or convenience sampling?
Conduct a survey by choosing 5 ZIP Codes and including every resident in those areas.

7. Determine whether the numerical value describes a parameter or a statistic.

In a survey of a sample of computer users, 10% said their computer had a malfunction that needed to be repaired by a service technician.