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Probability Tes...

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  • Question 1
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    If two coins are tossed 5 times, then the probability of getting 5 heads and 5 tails is

  • Question 2
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    In a binomial distribution the probability of getting a success is ¼ and standard deviation is 3, then its mean is

  • Question 3
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    A coin is tossed 10 times. The probability of getting exactly six heads is

  • Question 4
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    If a dice is thrown twice, the probability of occurrence of 4 at least once is

  • Question 5
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    A dice is thrown 100 times and getting an even number is considered a success. The variance of the number of successes will be

  • Question 6
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    A coin is tossed n times. The probability of getting head at least once is greater than 0.8, then the least value of n is

  • Question 7
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    If X follows a binomial distribution with parameters n = 100 and p = 1/3, then P(X = r) is maximum when r is equal to

  • Question 8
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    One coin is thrown 100 times. The probability of coming tail in odd number

  • Question 9
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    A coin is tossed 3 times. The probability of obtaining at least two heads is

  • Question 10
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    A dice is thrown two times. If getting the odd number is considered as success, then the probability of two successes is

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