Calculate your T-Value by taking the difference between the mean and population mean and dividing it over the standard deviation divided by the degrees of freedom square root.

This difference is known as the residual value, or residuals. To calculate the residual standard deviation, plug the residuals into the residual standard deviation equation to solve the formula.

Formula of Mean: Know to How to Calculate Median for Grouped, Ungrouped data along with solved examples, questions with solution.

Part of Biology (Single Science) Living together - Food and ecosystems The mean is the most common type of average we use. To calculate the mean you add all the values together and divide by the ...