E-PolyLearning

6. The formula in which the Poisson probability distribution approaches normal probability distribution with the help of normal variable is written as
a. x + λ ⁄ square root of λ
b. x * λ ⁄ square root of x*λ
c. x - λ ⁄ square root of λ
d. x + λ ⁄ square root of pqλ
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Answer: (c).x - λ ⁄ square root of λ

7. The distribution whose function is calculated by considering the Bernoulli trials that are infinite In number is classified as
a. negative Poisson distribution
b. bimodal cumulative distribution
c. common probability distribution
d. negative binomial probability distribution
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Answer: (d).negative binomial probability distribution

8. In the Poisson probability distribution, if the value of λ is integer then the distribution will be
a. bimodal
b. unimodal
c. positive modal
d. negative modal
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Answer: (a).bimodal

9. The mean of binomial probability distribution is 857.6 and the probability is 64% then the number of values of binomial distribution
a. 1040
b. 1340
c. 1240
d. 1140
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Answer: (b).1340

10. The tail or head, the one or zero and the girl and boy are examples of
a. non-functional events
b. complementary events
c. non complementary events
d. functional events
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Answer: (b).complementary events

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