What Is an Outlier? Explain Its Significance in Relation to Big

question 6

Essay

What is an outlier? Explain its significance in relation to big data.

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Definitions:

Confidence interval

This statistical term refers to a calculated interval with an associated confidence level that expresses where the true parameter of the population is expected to lie.

Normally distributed

A term describing a distribution that follows a normal curve or bell curve, indicating symmetry around its mean.

Random sample

A selection made in such a manner that every subset of the population has an equal probability of being picked.

Margin of error

An expression of the amount of random sampling error in a survey's results.