AP Stats Sampling Methods

Which of the following would reduce the variability in sampling?

• Using a larger sample size

• Using a smaller sample size

• Assigning individuals randomly

• Using Judgement Sampling

Tags

CCSS.HSS.IC.B.3

CCSS.HSS.IC.B.4

CCSS.HSS.IC.B.5

Which of the following does NOT reduce bias in sampling?

• Preventing undercoverage

• Removing leading questions on surveys

• Randomizing participants

• Giving surveys to participants that you think are representative of the population

Tags

CCSS.HSS.IC.B.3

A company wants to know the opinion of a rural community on a proposed ballot initiative. Half of the community does not have internet access, so the company sends emails to the 380 members that do have internet access. Of those surveyed, 372 of the community members responded to the survey. Which of the following is the most significant source of bias in the survey?

• Voluntary Response Bias

• Nonresponse Bias

• Undercoverage

• Response Bias

Tags

CCSS.HSS.IC.B.3

A radio station is discussing a controversial policy enacted by the local police department. They poll listeners by having them call in to the radio station. Which of the following is the most significant source of bias?

• Leading questions on the survey

• Voluntary Response Bias

• Survivorship Bias

• Self-reported response bias

Which of the following would theoretically determine the exact value of a parameter?

• A simple random sample

• A cluster sample

• A census

• A stratified random sample

Tags

CCSS.HSS.IC.B.4

Which of the following symbols does not represent a parameter?

•  $\mu$  

•  $\overline{x}$  

•  $\sigma$  

• None of these are parameters

Which of the following surveying methods divides individuals by a shared attribute, then randomly surveys members within each attribute-group?

• Simple random

• Stratified random

• Cluster random

• Strategic Random

Tags

CCSS.HSS.IC.B.3

Which of the following surveying methods involves randomly selecting groups of individuals, then surveys all individuals in the group?

• Stratified Random

• Cluster Random

• Simple Random

• Systematic

Tags

CCSS.HSS.IC.B.3

You are surveying members of a grocery store about their food preferences. You decide that you will survey every 4th person entering the store. What type of a survey is this?

• Convenience

• Systematic

• Snowball

• Judgement

You are surveying from a group of 35 people using a simple random sample. You assign each member of the group a number, then select 3 of them using the random digits: 61424 20419 86546 00517.

Which number is selected second?

• 42

• 4

• 20

• 19

Tags

CCSS.7.SP.A.1