On Tuesday, October 23, 2018, the Mega Millions lottery had a grand prize jackpot of $1.6 billion, which was unusually l

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On Tuesday, October 23, 2018, the Mega Millions lottery had a
grand prize jackpot of $1.6 billion, which was unusually large and
excited many people who would not normally buy tickets to play the
game for the first time. For the Mega Millions game, each player
selects 6 numbers that they hope will match with those randomly
selected by the company on the big night. According to the Mega
Millions website, the odds of winning the jackpot and some lesser
prizes are the following. Prize Odds Jackpot 1 in 302,575,350
$1,000,000 1 in 12,607,306 $10,000 1 in 931,001 $500 1 in 38,792
$200 1 in 14,547 $10 1 in 606 $10 1 in 693 $4 1 in 89 $2 1 in 37
The Mega Millions, How To Play, June 2019,
http://www.megamillions.com/how-to-play. If each lottery ticket
costs $2, what is your expected value of the difference in your
wallet? (Hint: you do not have to start over with a new table or
long calculation. Use your previous expected value work and the new
$2 ticket cost to do a simple calculation.) (Use decimal notation.
Give your answer to two decimal places.) expected value: $