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The probability that an event A happens in one trial of an experiment is 0.4. Three independent trials of the...
Solution
The probability that an event A does not happens in one trial of an experiment is = 1 − 0.4 = 0.6Let, the number of times the event A happens in three...
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Keynote
Binomial Distribution:P(X = r) = nCr.pr.(1 − p)n−rwhere,n = Number of eventsr = Number of successful events.p = Probability of success on a single trial.nCr = (n!/(n-r)!) / r!1 − p...
Read the passage carefully and answer the following questions Andaman and Nicobar Islands consist of mainly two groups of islands, with distinctive features of the original residents – Negroid and Mongolese. It is strange to see how these two different groups migrated to these islands so far from the mainland from India and Myanmar. The aborginals found in these islands are the Jarawas, Sentinelese, Onges, Shompenites, mainly found in Andaman and…
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