legacy form of T.DIST.RT / T.DIST.2T · from excel · excel: not yet compared · sheets: not yet compared

signature

TDIST(x, deg_freedom, tails)

returns: number

argument	required
x	required
deg_freedom	required
tails	required

examples

formula and result, taken from the engine's own test suite — every result below is asserted in CI, not written by hand.

errors

error values observed from the engine — each with a call that produces it.

error	produced by
#NUM!	=TDIST(2, 0.5, 2)

related

• AVEDEV average of absolute deviations from the mean
• AVERAGE.WEIGHTED average of values weighted by a second range
• AVERAGEA averages values including text and logicals
• AVERAGEIF averages cells that match a condition
• AVERAGEIFS averages cells matching multiple conditions
• BETA.DIST beta distribution