the multinational distribution counts the number of the outc

the multinational distribution counts the number of the outcomes in each catagory in a fixed number of independent trials, where the number of the catagories can be larger than two

a) true

b) false

Solution

yes multinomial distribution count the occurence of outcomes of each independent variable

P(X=x ,y=y,z=z) = (x+y+z)! / (x! * y! * z!)