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Mathematics, 29.11.2020 02:20 jazzy4211

You roll 2 dice. If the sum of the dice is: 2, 3, 4 you win $20. If the sum is 5, 6, 7, 8 you win $10. If the sum is 9, 10, 11 you lose $20. If the sum is 12 you lose $25. It costs $5 to play. Create a probability distribution of the random variable, ā€œwinningsā€ including the cost to play, for this game. What is the expected value of the ā€œwinningsā€ for this game? What is the variance for the ā€œwinningsā€ for this game? What is the standard deviation? Is this game a ā€œfair gameā€? Why or why not?

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You roll 2 dice. If the sum of the dice is: 2, 3, 4 you win $20. If the sum is 5, 6, 7, 8 you win $1...
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