Negative Test Result (Test shows no drug use.) Positive Test Result (Test shows drug use.) Subject Uses Drugs 45 (False Negative) (True Positive) Subject Does Not Use Drugs 480 25 (True Negative) (False Positive)
Contingency Table
A contingency table can be defined as the visual representation of the relationship between two or more categorical variables that can be evaluated and registered. It is a categorical version of the scatterplot, which is used to investigate the linear relationship between two variables. A contingency table is indeed a type of frequency distribution table that displays two variables at the same time.
Binomial Distribution
Binomial is an algebraic expression of the sum or the difference of two terms. Before knowing about binomial distribution, we must know about the binomial theorem.
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