Thursday

October 30, 2014

October 30, 2014

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!

**Answer this Question**

**Related Questions**

math - A bag has 4 red marbles, 4 blue marbles, and 2 green marbles. Jessie ...

Math :) - In a bag of 10 marbles, there are 5 blue marbles, 3 red marbles, and 2...

Math - A bag contains nine red marbles, four green marbles, three blue marbles, ...

math - A bag contains 6 red marbles nad 4 blue marbles if Dana draws one marble ...

Maths - A bag contains 10 red marbles, 10 green marbles, 10 yellow marbles and ...

math - You draw 2 marbles from a bag containing 3 blue marbles, 2 green marbles...

Statistics - There are 100 marbles in a bag. 200people are asked to draw a ball...

Algebra 2 - A bag contains five red marbles and three blue marbles. In how many ...

math - (1) A bag contains 3 red marbles and 5 blue marbles. Jake will choose 2 ...

algebra 2 - A bag contains 7 blue marbles, 5 red marbles, and 9 green marbles. A...