Analytical concept of limit value , also: limit value of the relative frequency, established by Richard von Mises in 1919.
The probability of an event :
With
: relative frequency
: Number of favorable cases
: Number of attempts
Example: Plotting the relative frequency in a cube trial of an event "The dice sum is 7" and the number of trials in a diagram, it must be observed that with increasing number of attempts against the probability sought.