AMDM Statistics Review JC

Front

What is simple random sampling?

Back

A sampling technique where every member of the population has an equal chance of being selected.

Front

What is cluster sampling?

Back

A sampling method where the population is divided into clusters, and entire clusters are randomly selected.

Front

What is stratified sampling?

Back

A sampling technique that involves dividing the population into subpopulations and taking a random sample from each.

Front

What is the purpose of a placebo in research?

Back

To ensure that the control group believes they received treatment, allowing for comparison of effects.

Front

What is a double blind study?

Back

A study design where neither the participants nor the administrators know who is receiving the treatment, reducing bias.

Front

What is convenience sampling?

Back

A non-random sampling method where participants are selected based on their easy availability.

Front

What is systematic sampling?

Back

A sampling method where every nth member of the population is selected after a random starting point.

Front

What is the difference between a blind study and a double blind study?

Back

In a blind study, only the participants are unaware of their group assignment; in a double blind study, both participants and administrators are unaware.

Front

Why is randomization important in sampling?

Back

It helps to eliminate bias and ensures that the sample is representative of the population.

Front

What is the role of a control group in an experiment?

Back

To serve as a baseline for comparison against the experimental group.