AP Stats Review Sampling and Experiments

Interview every 10th student who enters the school in the morning.

• simple random

• voluntary response

• systematic

• convenience

Assign each car in a dealership a number and then use a random-number table to select the cars to be inspected.

• systematic

• simple random sample

• convenience

• Self - selected (volunteer)

Identify the sampling method:

Every fifth person boarding a plane is searched thoroughly.

• SRS

• Stratified

• Cluster

• Systematic

• Voluntary Response

Identify the sampling method:

At a local community College, five math classes are randomly selected out of 20 and all of the students from each class are interviewed.

• SRS

• Stratified

• Cluster

• Systematic

• Convenience

• A

• B

• C

• D

• E

Involves dividing the population into subgroups, you randomly select entire subgroups. What sampling technique is this?

• Simple Random Sample

• Snowball Sample

• Cluster Random Sample

• Stratified Random Sample

A random sample of people is one in which...

• all people have an equal chance of being chosen.

• all people are warned in advance of the survey.

• No one has a good chance of being chosen.

• One group is more likely to be chosen than another.

The school district is interested in finding out student and parent opinions about the dress code. They obtain a list of students from each school in the district and put them in alphabetical order. They then send a survey to every 25th student and their parents on the list.

• Simple Random Sampling

• Stratified Random Sampling

• Systematic Sampling

• Convenience Sampling

The school district is interested in finding out student and parent opinions about the dress code.  They obtain a list of students from each school in the district and put them in alphabetical order.  They then send a survey to every 25th student and their parents on the list.

• Simple Random Sampling

• Stratified Random Sampling

• Systematic Sampling

• Convenience Sampling

A sample in which each individual or object in the entire population has an equal chance of being selected.

• biased sample

• population

• random sample

• sample