This method should give you completely random and unique numbers with 99% assurance. I wanted to include an Important one for VBA Programming The first set will be the decimal numbers, while the second set will be the Integer Numbers. "Convert selected cells to a table. RANDBETWEEN is less likely than RAND to generate unique random numbers. Many Excel users often need to insert a column in the worksheet to organize or manipulate their data. Anyone who works with Excel is sure to find their work made easier. Select and right-click on the cell within the row where you want to insert a new row. function onCatChange() { It takes no arguments, so its syntax is just. Note: Use Ctrl+T shortcut key in window and CMD+T in Mac operating system to convert the excel sheet data to table. The parameter range in the COUNTIF function is the cell range $B$3:B3 while the criteria is the cell B3. While working with Excel, often you come across terms worksheet, Rows, Columns and Cells. The specifications for Excel Worksheet current versions include: Whenever you open an Excel workbook, by default, Excel will take you to the Sheet1 worksheet. Let us see how. You can also select any cell in a range of related data, and pressing, Autocomplete the function name. Cells are small rectangular boxes in the worksheet where we enter data. This smart package will ease many routine operations and solve complex tedious tasks in your spreadsheets. The first parameter is a range of absolute cell locations. Generate Random Number List With No Duplicates in Excel. Lack of Control and Security.