A bell curve or normal distribution chart is a performance analyzer graph. Many companies use the bell chart to track the performance of their employees.

With years of data from professional Dota 2 in our hands, we take a look at how closely games adhere to a normal distribution, also known as the bell curve.

Figure 4.3: Summary for Fitted Normal Distribution Figure 4.4: Histogram Superimposed with Normal Curve The printed output includes the following: parameters for the normal curve. The normal ...