Examlex
_________ is any systematic procedure for collecting information that can be used to make inferences about the characteristics of people.
Sample Mean
The average value of a sample set of numbers, estimated from a subset of a population.
Margin of Error
Represents the maximum amount by which the sample results are expected to differ from the actual population parameter.
T Distribution
A probability distribution used in statistics for hypothesis testing, especially with small sample sizes or unknown population standard deviations.
T Distribution
A type of probability distribution that is symmetric and bell-shaped but has heavier tails than the normal distribution, used especially in small sample analysis.
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