Round-Robin Tournament is of two types. Name them and given one major difference between them.

There are two types of round robin tournament 

(a) Single league tournament 

(b) Double league tournament

Difference

(a) In Single league tournament every team plays with every other team once inits pool + N(N-1)/2

(b) In double league tournament every team plays with every other team twice in its pool N(N-1)

There are two types of league or round robin tournaments-

i) Single League Tournament : In a single league, every team plays with every other team once.  

Number of matches = N(N-1)/2  

Where, N = Number of teams.  

ii) Double League Tournament : In double league, every team plays with every other team twice.  

Number of matches = N(N-1)  

Where, N = Number of teams.