A set is a collection of items. We denote a set using a capital letter and we…
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Tutorials
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The law of large numbers states that as a sample size becomes larger, the sample mean gets…
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Random VariablesTutorials
An Introduction to the Negative Binomial Distribution
by Erma Khanby Erma KhanThe negative binomial distribution describes the probability of experiencing a certain amount of failures before experiencing a…
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Random VariablesTutorials
An Introduction to the Hypergeometric Distribution
by Erma Khanby Erma KhanThe hypergeometric distribution describes the probability of choosing k objects with a certain feature in n draws without…
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The geometric distribution describes the probability of experiencing a certain amount of failures before experiencing the first…
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The Poisson distribution is one of the most popular distributions in statistics. To understand the…
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Chi-Square TestsTutorials
Fisher’s Exact Test: Definition, Formula, and Example
by Erma Khanby Erma KhanFisher’s Exact Test is used to determine whether or not there is a significant association between two…
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The multinomial distribution describes the probability of obtaining a specific number of counts for k…