If 12 identical balls are to be placed in 3 identical boxes, then the probability that one of the boxes contains exactly 3 balls is :
As we learnt
Probability of occurrence of an event -
Let S be the sample space then the probability of occurrence of an event E is denoted by P(E) and it is defined as
- wherein
Where n repeated experiment and E occurs r times.
n(S)=312
Option 1)
This option is correct
Option 2)
This option is incorrect
Option 3)
This option is incorrect
Option 4)
This option is incorrect
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