Among the major reasons why details About deviations are important is your non-reliability of average values. If for example, consider that the average salary for beginners in an industry is fifty thousand US Dollars. Getting an offer of just ten thousand US Dollars under the exact same condition appears quite odd. However, a supply of forty five thousand US Dollars looks pretty fine. The significant difference between the two values is not the typical but also the deviations. Hence, as far as you need the average value, you need to know how much the information points vary from one another. In fact, it is also essential to understand how the data points vary from the mean.
One other important reason why we want More info than just the average is because averages can be misleading. How worse can things get when two or more data sets have the same mean values. If your conclusions are based on the mean values alone, then, there is certain to be mistake. Without the steps of deviation, it is going to be impossible to determine the proximity of this data from the mean value. This is very important in all decisions to be made. The z score calculator is very useful for calculating deviations.
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