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February 28, 2015

February 28, 2015

Posted by **jenny** on Wednesday, May 23, 2012 at 2:58pm.

Part A: If Noor draws a marble next, what is the expected value of Noor’s marble? Show your work.

Part B: Does this mean that Noor is more likely to win than to lose? Explain your answer.

- algebra 2 -
**MathMate**, Wednesday, May 23, 2012 at 3:18pmWhat's left in the bag:

4R, 4G, 3B, 4W = 15 marbles total

Expected value

= ∑ x P(x)

=(4*1+4*2+3*3+4*10)/15

=4.07

- algebra 2 -
**jenny**, Wednesday, May 23, 2012 at 4:21pmThank you!!!

- algebra 2 :) -
**MathMate**, Wednesday, May 23, 2012 at 4:26pmYou're welcome!

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