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You select a marble without looking and then put it back. If you do this 36 times, what is the best prediction possible for the number of times you will pick a blue marble?

You select a marble without looking and then put it back If you do this 36 times what is the best prediction possible for the number of times you will pick a bl class=

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jtm2588

Answer:

12 times

Step-by-step explanation:

There are 3 blue marbles and 9 marbles total. The probability of selecting a blue marble is 3/9, reduced it is 1/3.

Multiply the probability by 36

[tex]\frac{1}{3}[/tex] × [tex]\frac{36}{1}[/tex]

[tex]\frac{36}{3}[/tex]

12

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