Examlex
Find the magnitude of the vector .
Margin Of Error
An estimate of the amount by which an observed sample result may differ from the true value, providing a confidence interval for the estimation.
Statistic
A numerical characteristic or measure of a sample extracted from a larger population.
Student T Distributed
A probability distribution used in statistical analysis when the sample size is small and the population variance is unknown.
Randomly Selected
A method of selection that ensures each item or person has an equal chance of being chosen, aiming to eliminate bias.
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