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Arithmetic Aptitude :: Probability

Probability - Important Formulas
Probability - General Questions
Probability - General Questions 1
Probability - Probability
Probability - [Data efficiency-2]
Probability - [data sufficiency 1]
  1.  The the special rule of multiplication of probability, the events must be

    2. A.

    Empirical
    B.

    Bayesian
    C.

    Independent
    D.

    Independent

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  2.  A listing of the possibile outcomes of an experiment and their corresponding probability is called

    3. A.

    Bayesian table
    B.

    Random Variable
    C.

    Contingency table
    D.

    Probability distribution

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  3.  Binomial distribution has parameters

    4. A.

    1
    B.

    2
    C.

    3
    D.

    4

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  4.  The probability of success changes from trial to trial in

    5. A.

    Sampling distribution
    B.

    Binomial distribution
    C.

    Hypergeometric distribution
    D.

    Geometric distribution

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  5.  The mean of binomial distribution is

    6. A.

    npq
    B.

    np
    C.

    √npq
    D.

    √np 

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  6.  Binomial distribution is negatively skewed when

    7. A.

    p=0
    B.

    p>1/2
    C.

    p<1/2
    D.

    p=-1/2

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  7.  In binomial distribution n=6 and p=0.9, then the value of P(X=7) is

    8. A.

    Zero
    B.

    One
    C.

    Less than zero
    D.

    More than zero

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  8.  The variance of binomial distribution is always

    9. A.

    Less than mean
    B.

    Equal to mean
    C.

    Greater than mean
    D.

    Equal to standard deviation

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  9.  Successive trials in binomial distribution are

    10. A.

    Dependent
    B.

    Independent
    C.

    Equally Likely
    D.

    Mutually exclusive

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  10.  Each trial in Binomial distribution has

    11. A.

    One Outcome
    B.

    Two Outcome
    C.

    Three Outcome
    D.

    Four Outcome

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