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The minimum number of times a fair coin needs to be tossed, so that the probability of getting at least two heads is at least 0.96 is :
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Question 1
From a well shuffled deck of cards, cards are drawn with replacement. If represent numbers of time ace coming, then the value of is (a) (24)/(169) (c) (23)/(169) Question 2
A pair of dice is thrown 4 times. If getting a doublet is considered a success, find the probability distribution of the number of successes and hence find its mean.Question Text | The minimum number of times a fair coin needs to be tossed, so that the probability of getting at least two heads is at least 0.96 is : |