Examlex
The sample ____________________ is relatively more efficient than the sample ____________________ when estimating the population mean.
Random Sample
A selection method where each member of a population has an equal chance of being included, ensuring the sample's representativeness of the entire population.
Equal Chance
This term means having the same probability or likelihood of occurring as another event, situation, or outcome.
Statistically Significant
A term indicating that the likelihood of an observed difference or relationship happening by chance is low, typically below a pre-set threshold of probability.
P-value
A statistical measure indicating the probability that the observed data would occur by chance if the null hypothesis were true.
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