The same kind of weighting applies to bonus wheels that initiate other bonus events in addition to awarding credits. And since the weighting of numbers means frequent 60- and 50-credit wins, players aren’t discouraged by the bottom 20-credit wins coming up too often.
With an average win less than half the 213 you’d get if all numbers occurred equally as often, game designers can have the bonus events occur more often.
With that number set, we can tell the following things: