Teaching EMRS TGT Mock Test 2023 Mathematics Probability Binomial Distribution

The probability that a person is not a swimmer is 0.3. The probability that out of 5 persons 4 are swimmers is

1
5C4 (0.7)4 (0.3)
2
5C1 (0.7) (0.3)4
3
5C4 (0.7) (0.3)4
4
(0.7)4 (0.3)
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