Mathematical statistics of goals - Ice Hockey (FT)

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

Quantity of matches (sample size) : 33366, period of time : 08-20-2015 - 04-03-2020

Match total

Average per match E = 5.45, variance V = 6.27, SD = 2.50, E/V = 0.87, Min = 0, Max = 28
Basic random variable ~ Poisson distribution: Pois(E)

Home team goals

Average per match E = 2.94, variance V = 3.88, SD = 1.97, E/V = 0.76, Min = 0, Max = 26
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 = 3.25, SD = 1.80, E/V = 0.77, Min = 0, Max = 27
Basic random variable ~ Poisson distribution: Pois(E) and authentic random variable ~ Severyn distribition: Sever(E, V) •••

Goals difference

Average per match E = 0.44, variance V = 7.99, SD = 2.83, E/V = 0.05, Min = -26, Max = 26
Basic random variable ~ Skellam distribution: Pois(E1)-Pois(E2)