If you buy a lottery ticket in 50 lotteries, in each of which your chance of winning a prize is 1/100, what is the (approximate) probability that you will win a prize
a) at least once?
b) exactly once?
c) at least twice?
If you buy a lottery ticket in 50 lotteries, in each of which your chance of winning a prize is 1/100, what is the (approximate) probability that you will win a prize
a) at least once?
b) exactly once?
c) at least twice?