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Mathematics 15 Online
OpenStudy (anonymous):

probability questions. NEED HELP, WILL MEDAL AND FAN

OpenStudy (anonymous):

q1) two marbles are to be pulled from a bag that contains 2 yellow marbles, 4 green marbles, and 6 orange marbles. After the first marble is drawn, it is not replaced. WHat is the probabilit that both marbles will be the same color?

OpenStudy (anonymous):

so first thing you should know is that this is a dependent variable because the first marble is not replace so it will affect the probability of pulling a second marble

OpenStudy (anonymous):

okay.

OpenStudy (anonymous):

let A= be the first marble and B be the second marble P(A and B)= P(A) x P(A|B) so first what is P(A) ?

OpenStudy (anonymous):

p(2)

OpenStudy (anonymous):

@Data_LG2

OpenStudy (anonymous):

The following are the choices, 5/22 , 1/11 , 1/3 , 1/66

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