QuiztudyPREMIUM
Google Advanced Data Analytics Professional Certificate • STUDY MODE
TEST YOUR KNOWLEDGE: INTRODUCTION TO SAMPLING
QUESTION 1 OF 3
A data professional is conducting an election poll. As a first step in the sampling process, they identify the target population. What is the second step in the sampling process?
A
Determine the sample sizeB
Collect the sample dataC
Select the sampling frameCorrect AnswerD
Choose the sampling methodExplanation:
The second step in the sampling process is to select the sampling frame.
QUESTION 2 OF 3
Fill in the blank: In a _____ sample, every member of a population is selected randomly and has an equal chance of being chosen.
A
snowballB
voluntary responseC
clusterD
simple randomCorrect AnswerExplanation:
In a simple random sample, every member of a population is selected randomly and has an equal chance of being chosen.
QUESTION 3 OF 3
Non-probability sampling includes which of the following sampling methods? Select all that apply.
A
Stratified random samplingB
Systematic random samplingC
Convenience samplingCorrect AnswerD
Purposive samplingCorrect AnswerExplanation:
Non-probability sampling methods include convenience and purposive sampling. In convenience sampling, researchers choose members of a population that are easy to contact or reach. In purposive sampling, researchers select participants based on the purpose of their study.
Ready to test your recall?
A data professional is conducting an election poll. As a first step in the sampling process, they identify the target population. What is the second step in the sampling process?
A
Determine the sample size
B
Collect the sample data
C
Select the sampling frame
D
Choose the sampling method
How confident are you in this answer?