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Please help! Thanks! A fair coin is tossed 25 times.What is the probability that at least 3tails occur? a) 0.000068545 b) 0.999921739 c) 0.999990284 d)

Please help! Thanks!

A fair coin is tossed 25 times.What is the probability that at least 3tails occur?

a)0.000068545

b)0.999921739

c)0.999990284

d)0.000000030

e)0.999990314

f)None of the above.

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