When you have the average production of three machines, it is easy to calculate the average or mean production. You just add ...

How to Make a Curved Chart for Standard Deviation in Excel. Using Microsoft Excel you can create charts based on the data and formulas entered in a worksheet. Enter a sample range of numbers in ...

Determination There are several practical ways to calculate the mean and standard deviation. Scientific calculators typically come with a built-in program for both the mean and standard deviation.

Key Points NORMSINV is an Excel function used along with normal distributions. It allows you to conduct calculations faster ...

Calculating an investment's standard deviation can help you determine how much its price may rise or fall in the future. Find the formula here.

In National 5 Lifeskills Maths standard deviation is a measure of consistency or spread of data. It is used as a comparison between different data sets.