Random Sampling: Random sampling refers to the process of selecting individuals from a population in such a way that every individual has an equal chance of being chosen.
Control Group: A control group is a group in an experiment that does not receive any treatment or intervention, serving as a baseline for comparison with the experimental group.
Hypothesis Testing: Hypothesis testing is a statistical method used to make decisions about whether there is enough evidence to support or reject a claim about a population based on sample data.