Question

You are drawing from a bag containing 3 red, 4 green, 17 blue, and 26 black marbles. What is the chance Salon a single draw you get red?​

Answer 1

Answer:

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Step-by-step explanation:

Let E

1

,E

2

be the event of choosing bag 1 and bag 2 respectively.

E be the event that the drawn ball is red.

Then,

P(E

1

)=P(E

2

)=

2

1

P(E/E

1

)=

7

3

P(E/E

2

)=

11

5

ApplytheBayestheorem

P(E

2

/E

1

)=

2

1

×

7

3

+

2

1

×

11

5

2

1

×

11

5

=

68

35