Which lottery ticket would you buy in the following two cases?Lottery 1: 10 issuance, 1st prize winner, 10,000 won, purchase price 1,000 wonLottery 2: 5 tickets issued, 3 first prize winners, 2,000 won in prize money, 1,000 won in purchase priceWe always face the same situation as above when buying a spito.Are you always calculating which spito to buy based on the delivery rate, the remaining winning lottery tickets, and the lottery price?We will use the expected value to tell you which lottery ticket to buy.Lets calculate the expected value of the above two lottery tickets.Expected value of lottery 1 : 1 (person) x 10,000 (won)/10 (sheet) = 1,000 (won)Lottery 2 Expected Value: 3 (persons) x 2,000 (won)/5 (sheets) = 1,200 (won)If you buy lottery 2, you can buy it with the expectation of 1200 won, which is higher than the lottery sales amount of 1,000 won.Recommended at an expected price 5 times higher than the lottery purchase priceStrongly recommended for an expected price that is 10 times higher than the purchase price of a lottery tickethas been displayed
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