A bell curve is the normal distribution, also called Gaussian distribution. The bell curve is an extremely important probability distribution in many fields. It is often called the bell curve because the graph of its probability density resembles a bell. The bell curve can be seen in lotto when looking at the most probable range of sums.

Sum Frequency chart
The above photo shows an example of a lotto game's sum frequency graph. You can use Advantage Plus to create this chart for your game. You will see that every lotto game follows a similar bell curve.

print answer