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Mastering Probability Sampling

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Questions and Answers

What is the goal when choosing a probability sample design?

To minimize sampling error for important survey variables (correct)

To minimize the reliability of estimates

To maximize sampling error for important survey variables

To maximize the time and cost of conducting the survey

Which of the following best describes probability sampling?

The selection of a sample from a population based on predetermined criteria

The selection of a sample from a population based on randomization (correct)

The selection of a sample from a population based on convenience

The selection of a sample from a population based on personal judgment

What are some operational constraints that can impact the choice of a probability sample design?

The complexity of the sampling method

The sampling error of the estimates

The availability of resources

Characteristics of the survey population (correct)

What is one advantage of probability sampling over non-probability sampling?

It allows for the calculation of selection probabilities for each unit Signup and view all the answers

Why is probability sampling more complex and time-consuming than non-probability sampling?

Because it requires the calculation of selection probabilities Signup and view all the answers

What is probability sampling?

A sampling method that involves randomly selecting a sample from the population. Signup and view all the answers

What is another term for probability sampling?

Random sampling Signup and view all the answers

How is simple random sampling conducted?

By randomly selecting a sample from the population. Signup and view all the answers

What is the most common way to select a random sample?

Using a random number generator. Signup and view all the answers

What is the key requirement for a sampling method to be considered random?

Each research unit having an equal chance of being selected. Signup and view all the answers