Spread.NET 17 Formula Reference
Formula Functions / Functions T to Z / TTEST
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    TTEST
    In This Topic

    This function returns the probability associated with a t-test.

    Syntax

    TTEST(array1,array2,tails,type)

    Arguments

    This function has these arguments:

    Argument Description
    array1 Array of values in first data set
    array2 Array of values in second data set
    tails Number of tails
    type Type of t-test to perform (1, 2, or 3)

    Data Types

    Accepts numeric data for all arguments. Returns numeric data.

    Examples

    TTEST(A1:A17,B1:B17,4,3)

    TTEST({2,2,2,3,4},{2,3,3,4,5},1,2)gives the result 0.126036

    Version Available

    This function is available in product version 1.0 or later.

    See Also

    FTEST | TDIST | TINV | ZTEST | Statistical Functions