Survey Case Study Quiz

What is the total number of calls made for the survey?

• 15,056

• 29,921

• 1,507

• 9,025

Tags

CCSS.6.SP.B.5A

What is a random sampling error?

• A consistent bias in the selection process

• The deviation between the statistic and the parameter caused by chance

• An error caused by excluding rural areas

• An error due to using a phone directory

Tags

CCSS.HSS.IC.B.3

What is an example of undercoverage in sampling?

• Including all members of the population

• Using a phone directory to sample people

• Randomly selecting names from a textbook

• Conducting surveys in urban areas only

Tags

CCSS.HSS.IC.B.3

What is the main goal of good sampling technique?

• To increase the margin of error

• To reduce all sources of error

• To exclude certain population groups

• To make surveys more complex

Tags

CCSS.HSS.IC.B.4

What does systematic sampling error lead to?

• Random selection of samples

• Consistent overestimation or underestimation of parameters

• Elimination of bias

• Increased variability in samples

What is a non-sampling error?

• An error related to the act of sampling

• An error that arises from sources not related to the act of sampling

• An error that occurs only in large populations

• An error that is always intentional

Tags

CCSS.HSS.IC.B.3

Which of the following is an example of a non-sampling error?

• Random sampling error

• Data entry/processing errors

• Perfectly worded questions

• Accurate interviewer responses

What is a sampling frame?

• A random selection of individuals

• A list or database from which a sample is drawn

• A method of data analysis

• A type of sampling error

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

What can frame errors lead to?

• Accurate data collection

• Undercoverage, over-coverage, or duplication errors

• Perfect representation of the population

• Elimination of all sampling errors

Tags

CCSS.HSS.IC.B.3

What are nonsampling errors?

• Errors that occur only in small sample sizes.

• Mistakes or biases in data collection, processing, or analysis.

• Errors that can be completely eliminated with larger sample sizes.

• Errors that only occur in censuses.