T.DIST.RT function: Description, Usage, Syntax, Examples and Explanation

What is T.DIST.RT function in Excel?

T.DIST.RT function is one of Statistical functions in Microsoft Excel that returns the right-tailed Student’s t-distribution.
The t-distribution is used in the hypothesis testing of small sample data sets. Use this function in place of a table of critical values for the t-distribution.

Syntax of T.DIST.RT function


The T.DIST.RT function syntax has the following arguments:

  • X: The numeric value at which to evaluate the distribution.
  • Deg_freedom: An integer indicating the number of degrees of freedom.

Explanation of T.DIST.RT function

  • If any argument is nonnumeric, T.DIST.RT returns the #VALUE! error value.
  • If deg_freedom < 1, T.DIST.RT returns the #NUM! error value.

Example of T.DIST.RT function

Steps to follow:

1. Open a new Excel worksheet.

2. Copy data in the following table below and paste it in cell A1

Note: For formulas to show results, select them, press F2 key on your keyboard and then press Enter.

You can adjust the column widths to see all the data, if need be.

Data Description
1.959999998 Value at which to evaluate the distribution
60 Degrees of freedom
Formula Description (Result) Result
=T.DIST.RT(A2,A3) Two-tailed distribution (0.027322, or 2.73 percent) 0.027322

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