Question

Imagine that you are in charge of a research team. You have been asked to design an experiment to determine the effectiveness of a new drug for decreasing anxiety in adults. In your explanation, describe how you would employ each of the following concepts in your experiment to determine whether the drug is effective:


Sampling

Hypothesis

Operational definitions

Independent variable

Dependent variable

Experimental group

Control group

Answer 1

The sampling method that can be used on this scenario will be a simple random sampling.

What is a sampling?

It should be noted that sampling simply means a process where a number of observations are taken from a larger population. The simple random sampling can be used where everyone have an equal chance of being selected.

The hypothesis is that the new drug for can decrease anxiety in adults. The operational definition is the procedure that will be used by the researcher.

The dependent variable is anxiety while the independent variable is the drug. The experimental group receives the treatment in an experiment while the control group will be those that didn't use the new drug.

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