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The GAMMA.INV function returns the value of the inverse gamma cumulative distribution function for the specified probability and alpha and beta parameters..

How To Use in Sheets

GAMMA.INV(probability, alpha, beta)

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Google Sheets Excel GAMMA INV GAMMA DIST ARRAYFORMULA Data Validation

This video shows the use of ARRAYFORMULA, Data Validation in generating GAMMA.INV and GAMMA.DIST data set and trend line.

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