A local school is holding a fundraising event. everyone that attends receives a raffle ticket. at the end of the night the raffl
e is held. assume 1,000 people attend the event, and hence there are 1,000 tickets in the raffle. There will be
95 tickets that each win $10
45 tickets that each win $20
20 tickets that each win $50
10 tickets that each win $100
and the rest of the tickets win nothing
What is the variance of the winnings from this raffle?