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21-12-2020
Mathematics

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A card is randomly selected and then placed back inside the bag. This is done 30 times. The card with B is selected 3 times. What is the theoretical probability of selecting a B?
1/10
1/2
2/15
1/6

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mathstudent55 mathstudent55

21-12-2020

Answer:

1/10

Step-by-step explanation:

The desired event happened 3 times out of 30.

p(B) = 3/30 = 1/10

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