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Probability Samples
Samples chosen in such a way that every member of the population has a known, non-zero chance of being included.
Convenience Sampling
A sampling technique where subjects are selected because of their convenient accessibility and proximity to the researcher.
Sampling Distribution
The likelihood distribution associated with a specific statistic derived from a random sample.
Normal Distribution
A type of continuous probability distribution for a real-valued random variable that is symmetrically bell-shaped, centered around its mean.
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