RANDBETWEEN

Returns a random number between the numbers you specify. A new random number is returned every time the worksheet is calculated.

If this function is not available, and returns the #NAME? error, install and load the Analysis ToolPak add-in.

How?

On the Tools menu, click Add-Ins.
In the Add-Ins available list, select the Analysis ToolPak box, and then click OK.
If necessary, follow the instructions in the setup program.

Syntax

RANDBETWEEN(bottom,top)

Bottom is the smallest integer RANDBETWEEN will return.

Top is the largest integer RANDBETWEEN will return.