T.TEST(array1, array2, tails, type)

Returns the probability value from a T distribution.

array1The first array,
array2The second array.
tailsThe number of distribution tails:
1 = one-tailed distribution
2 = two-tailed distribution
typeThe kind of t-Test to perform:
1 = paired
2 = two sample equal variance (homoscedastic)
3 = two sample unequal variance (heteroscedastic)

* This function was added in Excel 2010 to replace the TTEST function.
* You can use the CHISQ.TEST function to
* You can use the F.TEST function to
* You can use the Z.TEST function to
* For the Microsoft documentation refer to support.microsoft.com
* For the Google documentation refer to support.google.com


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