Probability – 37

Probability » Exercise – 1

37. In order to get atleast once a head with probability ≥0.9, the number of times a coin needs to be tossed, is :

(a) 3
(b) 4
(c) 5
(d) none of these

Answer
Answer : (b)

Explanation
Explanation : No answer description available for this question. Let us discuss.
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