Mathematical statistics of goals - Ice Hockey (FT)

Graphs of sample (in blue) and basic random variables (probability density)

Quantity of matches (sample size) : 33166, period of time : 03-01-2016 - 03-01-2021

Match total

Average per match E = 5.43, variance V = 5.97, SD = 2.44, E/V = 0.91, Min = 0, Max = 23
Basic random variable ~ Poisson distribution: Pois(E)

Home team goals

Average per match E = 2.92, variance V = 3.70, SD = 1.92, E/V = 0.79, Min = 0, Max = 18
Basic random variable ~ Poisson distribution: Pois(E) and authentic random variable ~ Severyn distribition: Sever(E, V) •••

Away team goals

Average per match E = 2.51, variance V = 3.10, SD = 1.76, E/V = 0.81, Min = 0, Max = 19
Basic random variable ~ Poisson distribution: Pois(E) and authentic random variable ~ Severyn distribition: Sever(E, V) •••

Goals difference

Average per match E = 0.41, variance V = 7.62, SD = 2.76, E/V = 0.05, Min = -19, Max = 17
Basic random variable ~ Skellam distribution: Pois(E1)-Pois(E2)