How to Calculate T-Value From Mean & Standard Deviation in Excel. Calculate t-values in your Microsoft Excel spreadsheet by combining built-in functions with custom formulas. T-values, also known ...

How to Calculate Variance in Excel To calculate variance in Excel, you will need to have your data set already entered into the software. Once you have your data, you can choose your formula based ...

How to Calculate the Total Hours Formula in Excel. As a spreadsheet software program, Microsoft Excel has many useful features for a small business's productivity.