(This is the way that celebi gts giveaway Powerball is actually run.) In both cases we will assume that a 1 billion cash value jackpot exists prior to ticket purchases.

Example 2) One billion (1,000,000,000) tickets are purchased.

If we follow the 500-million row to the right until we reach the 800 million column, we find an expected cash value.63.The other smaller prizes add.3199 to this amount to give an "expected before tax, cash value.81.The probability for winning 1,000,000 is thus 25/292,201,338.Payout Increased Exp.They're often linked to dates - like birthdays - knocking out all numbers over 31, further reducing your chances of winning.If you spend an extra 1 for the Power contest themes pokemon diamond Play, then the low order prizes are increased as shown in the following table.The first calculation is: What is the probability that the jackpot will be won?The product of these is the number of ways you can win this configuration: combin(5,4) x combin(64,1) x combin(25,1) 8,000.Match 4 out of 5 white balls and match the Powerball (Payout 50,000).The expected cash value of the ticket is is included.3199 for the smaller prizes.3199 has to be subtracted back out.(Each ticket sold for.) A history of these past jackpot amounts (subtract about 50 from the stated jackpot amount to get the cash payout) can be seen at: ) N Number K of tickets Number of tickets holding the Jackpot combination in play,000,000 .7102 .The number of ways the 5 losing white numbers on your ticket can match any of the 64 losing white numbers is combin(64,5) 7,624,512. .The number of ways your Powerball number can miss matching the single Powerball number is: combin(25,1).

When this happens, the expected value of a ticket will actually decrease when huge jackpots exist.Game Rules, the numbers picked for the prizes consist of 5 white balls picked at random from a drum that holds 69 balls numbered from 1.23 8 ) Sample Calculation to Find the Expected Ticket Value Considering the Number of Tickets that are in Play For this example we will assume the cash value of the Jackpot is 600,000,000 and there are 200,000,000 tickets in play for the current game.Lotto is a 6/40 game.This is simply (1.00 the probability that no one will win).00.5044.4956.British mathematician Marcus du Sautoy says people assume random means evenly spaced.The multipliers in the 69/26 Power Play game increase the payout amounts for the non-jackpot prizes as shown in the Power Play Option section.There are other ways to make money from Lotto other than pinning your hopes on long odds.This increase in payout amounts is:.7674.0.7674 times the original payout amounts.The sum of these three numbers is the expected after tax return for this particular combination.The new game is designed to engineer bigger jackpots.