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CBSE Class 12-science Answered

If a fair coin is tossed 6 times, find the probability of getting exactly 4 heads.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
Expert Answer

Here, n = 6, p(getting a head) = ½  q = 1 – ½ = ½

 Let X denotes the number of heads in an experiment of 6 trials.
Answered by | 04 Jun, 2014, 03:23: PM
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