# Calculate > Probability Distributions > F

This utility computes the probability density, cumulative probability, and inverse cumulative probability of the F (Fisher) distribution.

#### Distribution Parameters:

- Specify the numerator degrees of freedom.
- Specify the denominator degrees of freedom.

#### Compute:

- Select the desired type of computation.

#### Input(s):

- If the input data is in a column in the current Datasheet, select the Column radio button and the column name in the drop-down menu.
- In the input data is a single constant, select the Constant radio button and enter the input value in the provided text box.

#### Store Results in: (optional)

- Computed results can be stored in a column of the current Datasheet. If storing results is desired, enter the column name or variable name in the provided text box.