mean是什么意思啊？
编辑：自学文库
时间：2024年03月09日
"Mean" is a term used to describe the average value of a set of numbers. It is calculated by adding up all the numbers in a set and then dividing the sum by the total number of values. The mean is commonly used in statistics to represent the central tendency of a distribution. It provides a way to summarize a large amount of data into a single value. For example, if you have a set of numbers 2, 4, 6, 8, and 10, the mean would be (2 + 4 + 6 + 8 + 10) / 5 = 6. This means that on average, the numbers in the set are close to 6. The mean can be influenced by outliers, so it's important to consider other measures of central tendency, such as the median or mode, when analyzing data. Overall, the mean is a useful tool in analyzing data and understanding the average value of a set of numbers.