One of the formulas supported by Microsoft Excel is the sum of squares equation. To calculate the sum of squares using Microsoft Excel, you need to input a specific formula into the formula bar of the ...

This post explains how to calculate Weighted Average in Excel with percentages. In a standard arithmetic average where the sum of values is divided by the number of values, each data value is treated ...

Q. Our company provides financial reporting audits and IT audits. The client invoices provide an itemized list of time spent on each type of audit, by auditor and date. Is there an easy way to provide ...