# Question

For the lottery described in Exercise 2.4-13,

In Exercise 2.4-13

It is claimed that for a particular lottery, 1/10 of the 50 million tickets will win a prize.

Find the smallest number of tickets that must be purchased so that the probability of winning at least one prize is greater than

(a) 0.50;

(b) 0.95.

In Exercise 2.4-13

It is claimed that for a particular lottery, 1/10 of the 50 million tickets will win a prize.

Find the smallest number of tickets that must be purchased so that the probability of winning at least one prize is greater than

(a) 0.50;

(b) 0.95.

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