# T.DIST.2T

### Definition

Returns the two-tailed Student's t-distribution.

The Student's 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.

### Sample Usage

### Syntax

T.DIST.2T(x,deg_freedom)

The T.DIST.2T function syntax has the following arguments:

X Required. The numeric value at which to evaluate the distribution.

Deg_freedom Required. An integer indicating the number of degrees of freedom.

### Remarks

If any argument is nonnumeric, T.DIST.2T returns the #VALUE! error value.

If deg_freedom < 1, T.DIST.2T returns the #NUM! error value.

If x < 0, then T.DIST.2T returns the #NUM! error value.

### In order to use the T.DIST.2T formula, start with your edited Excellentable:

### Then type in the T.DIST.2T formula in the area you would like to display the outcome:

### By adding the values you would like to calculate the T.DIST.2T formula for, Excellentable will generate the outcome: