Examlex
Which of the following statements is CORRECT?
Estimated σ
Approximation of the standard deviation (σ), a measure of the dispersion or variation of a distribution.
Normal Probability Distribution
A bell-shaped probability distribution, also known as Gaussian distribution, that is fully defined by its mean and standard deviation.
Sampling Distribution
The probability distribution of a given statistic based on a random sample, used to make inferences about the population.
Np
A term related to statistics, often referring to the expected number of successes in a Binomial distribution.
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