Spread.NET 17 Formula Reference
Formula Functions / Functions T to Z / TDIST
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    This function returns the probability for the t-distribution.




    This function has these arguments:

    Argument Description
    x Probability of the two-tailed student’s t-distribution
    deg Number of degrees of freedom to characterize the distribution; if not an integer, the number is truncated
    tails Number of tails to return; if not an integer, the number is truncated; for 1, returns one‑tailed distribution; for 2, returns two‑tailed distribution

    Data Types

    Accepts numeric data for all arguments. Returns numeric data.



    TDIST(0.245,2,1)gives the result 0.414651

    Version Available

    This function is available in product version 1.0 or later.

    See Also

    FDIST | TINV | TTEST | Statistical Functions