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What is Average? What is the Mean?
In statistics the mean of a set of numbers is the average value of those numbers. Find the average or mean by adding up all the numbers and dividing by how many numbers are in the set. Average is the Same as MeanAverage and mean are measures of central tendency. They tell us what is the most typical number in a data set, or which number best represents all the numbers in the data set. How to Find the Mean Count the number of values in your data set Add up all of the values to get the sum Divide the sum by the count Mean FormulaThe mean x̄ of a data set is the sum of all of the data values divided by the count or size n. \[ \text{mean} = \overline{x} = \dfrac{\sum_{i=1}^{n}x_i}{n} \] Calculator UseUse this calculator to find the average or mean of a data set. Enter values separated by commas or spaces. Or copy and paste lines of data from spreadsheets or text documents. See all allowable formats in the table below. Related Statistics Calculators Mean, Median and Mode Calculator Statistics Calculator Acceptable Data Formats Type Unit Your Format Input Options Actual Input Processed Column (New Lines) 42 54 65 47 59 40 53 42, 54, 65, 47, 59, 40, 53 Comma Separated 42, 54, 65, 47, 59, 40, 53,or 42, 54, 65, 47, 59, 40, 53 42, 54, 65, 47, 59, 40, 53 Spaces 42 54 65 47 59 40 53or 42 54 65 47 59 40 53 42, 54, 65, 47, 59, 40, 53 Mixed Delimiters 42 54 65,,, 47,,59, 40 53 42, 54, 65, 47, 59, 40, 53 |
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