Functions
TDIST
Student's t distribution (legacy)
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When to use it
When should I use TDIST?
TDIST is the legacy (pre-2010) version of the Student's t distribution function; use it only when maintaining older spreadsheets — for new work prefer T.DIST, T.DIST.RT, or T.DIST.2T which accept negative x values and offer a cumulative parameter.
Used in
Syntax
TDIST(x,df,tails)Examples
=TDIST(0.5,1,1) // => 0.35241638234956674
=TDIST(0.5,1,2) // => 0.7048327646991335
=TDIST(0.5,30,1) // => 0.3103615024425649