Question

The minimum number of times one has to toss a fair coin so that the probability; of observing at least one head is at least 90% is:
(A) 2 (B) 3
(C) 4 (D) 5

Answer 1

Hey Mate!

♣♣Your answer is 5 .......... ♣♣

Answer 2

Answer:

The minimum number of times one has to toss a fair coin so that the probability; of observing at least one head is at least 90% is:

(A) 2

(B) 3

(C) 4

(D) 5 ✔✔