A weighted average is a more accurate measurement of scores or investments that are of relative importance to each other. This is often the case with investment portfolios, grade scoring and other statistics. You can find out how to calculate weighted averages. 1. Sit down with your data, a piece of paper and a pencil.
To specify the boot sequence: 1  Start the computer and press ESC, F1, F2, F8 or F10 during the initial startup screen. 2  Choose to enter BIOS setup. 3  Use the arrow keys to select the BOOT tab.  To give a CD or DVD drive boot sequence priority over the hard drive, move it to the first position in the list.
Desert Crystal Solutions. System BIOS Boot Keys for Laptops/Desktop PCs. Here is my list of Laptop and Desktop System Boots Codes for various vendors. It's great if you're a techy like me and you're trying to remember what code to use for a particular brand or model of computer. Note, not all keys will work as some models have different key combinations to others.