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@mathigon/fermat

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Powerful mathematics and statistics library for JavaScript.

mathigon.io/fermat

mathigon/fermat.js

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/** Calculates the mean of an array of numbers. */ export declare function mean(values: number[]): number; /** Finds the quantile of an array of numbers for the cumulative probability p. */ export declare function quantile(values: number[], p: number, method?: number): number; /** Calculates the median of an array of numbers. */ export declare function median(values: number[], method?: number): number; /** * Calculates the mode of an array of numbers. Returns undefined if no mode * exists, i.e. there are multiple values with the same largest count. */ export declare function mode(values: number[]): number | undefined; /** Calculates the variance of an array of numbers. */ export declare function variance(values: number[]): number | undefined; /** Calculates the standard deviation of an array of numbers. */ export declare function stdDev(values: number[]): number; /** Calculates the covariance of the numbers in two arrays aX and aY. */ export declare function covariance(aX: number[], aY: number[]): number; /** Calculates the correlation between the numbers in two arrays aX and aY. */ export declare function correlation(aX: number[], aY: number[]): number;