Sampling Methods and Data Types Flashcard

Front

What is continuous data?

Back

Continuous data is a type of quantitative data that can take any value within a given range. Examples include measurements like height, weight, and temperature.

Front

What is an example of continuous data?

Back

Weight of a watermelon.

Front

What is random sampling?

Back

Random sampling is a sampling method where each member of a population has an equal chance of being selected. This method helps to eliminate bias.

Front

What is an example of random sampling?

Back

Drawing names from a hat.

Front

What is systematic sampling?

Back

Systematic sampling is a method where you select every k-th individual from a list or sequence. It is a structured form of sampling.

Front

What is an example of systematic sampling?

Back

Selecting every 5th student from a class list.

Front

What is stratified sampling?

Back

Stratified sampling involves dividing a population into subgroups (strata) and then taking a sample from each stratum to ensure representation.

Front

What is an example of stratified sampling?

Back

Dividing students by grade and picking some from each grade.

Front

What is a census?

Back

A census is a method of collecting data that involves gathering information from every member of a population.

Front

Which of the following is NOT a sampling method?

Back

Histogram.