WorksheetsSome standard probability distribution
Total questions: 11
Worksheet time: 10mins
The mean and variance of the ----distribution are same as to its parameter.
Bernoulli
Negative Binomial
Geometric
Poisson
Poisson is a __________ probability distribution
random
discrete
continuous
None of the above
If X → P (λ), then P(x + 1) = ---------P(x)
(x+1) ÷ λ
λ ÷ (x + 1)
x ÷ λ
λ ÷ x
If X~P(1.8), find P(2≤X≤4)
0.4285
0.7983
0.5008
0.7260
For Poisson distribution which of the following is true?
Mean =10, Variance =20
Mean =20, Variance =10
Mean =0, Variance=1
Mean = 10, Variance = 10
If X → P (λ) such that P[X=2] = (3 / 2) P[X=1], then E(X) is ------
2
3
5
None of these
If X~P(λ) and P(X=0) = 0.0025, find λ.
5
0
4
6
Poisson Formula: P(X=x)
X is Poisson Distribution. Mean & Variance formula
The mean number of accidents per month at a certain intersection is 3.What is the probability that in any given month exactly 4 accidents will occur at this intersection?
0.081
0.672
0.168
0.258
A rv X has Poisson distribution and P[X=5] = 0.3 P[X=4], then E(X) is ---
15
1.5
Information is incomplete.
None of these
