Thursday

August 21, 2014

August 21, 2014

Posted by **Tara** on Wednesday, January 5, 2011 at 5:43pm.

- math -
**Marth**, Wednesday, January 5, 2011 at 6:10pmYou gain $3 if you get a 6, and always pay $0.90.

E[X] = (1/6)*3 - $0.90

- math -
**Reiny**, Wednesday, January 5, 2011 at 6:13pmprob of rolling a 6 = 5/36

( ways to get a 6 : [5,1 ; 4,2 ; 3,3 ; 2,4 ; 1,5 ] )

expected value = $3.00(5/36) = .41666 or 42 cents

Would you pay 90 cents for a game that has an expected value of 42 cents?

**Related Questions**

statistics - your teacher has invented a fair dice game to play. your teacher ...

Math Problem - You are playing a die game. If you roll 1, then the house pays ...

math - If a standard six-sided die is rolled twice, what is the probability that...

maths-probability - You get to throw a die. If you roll a 3, you win $6. If you ...

Maths probability - You get to throw a die. If you roll a 3, you win $6. If you ...

math! - Suppose that to land on Free Parking in the game of Monopoly, you will ...

statistics - The below table shows the probabilities generated by rolling one ...

statistic - Roll two 6-sided dice and examine their sum. a) How long will it ...

statistics - Playing game of chance and pay 300 by rolling a fair die one time ...

Math - PLEASE - I roll twelve 4-sided dice. What is the probability that I roll ...