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Probability Distributions
The types of probability distributions by taking their functions of considerations must include
posterior probability distribution
discrete probability distribution
continuous probability distribution
both b and c
Author:
rikazzz
Comment
Probability Distributions
If the sample size is 6 and the population is 50 from which it is drawn without replacement and the elements for success are 22 then the variance of hyper geometric probability distribution is
1.388
2.388
3.388
4.388
Author:
rikazzz
Comment
Probability Distributions
If the chances of success in a distribution are 0.68 and the number of values in distribution are 4 then the mean of Poisson probability distribution is
3.72
1.72
2.72
4.72
Author:
rikazzz
Comment
Probability Distributions
If the value of x for normal distribution is 35, the mean of normal distribution is 65 and the standard deviation is 25 then the standardized random variable is
−1.5
−1.2
−1.7
−4
Author:
rikazzz
Comment
Probability Distributions
The type of distribution which is useful when the occurrences of events are constant is classified as
open frequency distribution
class frequency distribution
rectangular distribution
square distribution
Author:
rikazzz
Comment
Probability Distributions
Considering the normal distribution, the spread is increased and the height of the curve is decreased for the
smaller value of variance
larger value of variance
larger value of standard deviation
smaller value of standard deviation
Author:
rikazzz
Comment
Probability Distributions
In the Poisson probability distribution, if the value of λ is integer then the distribution will be
bimodal
unimodal
positive modal
negative modal
Author:
rikazzz
Comment
Probability Distributions
In the normal distribution, the z-score and z-statistic are classified as names of
standardized normal random variable
Poisson random variable
normal geometric variable
weighted average variable
Author:
rikazzz
Comment
Probability Distributions
If the value of interval a is 2.5 and the value of interval b is 3.5 then the value of mean for uniform distribution is
0.5
3
2.5
3.5
Author:
rikazzz
Comment
Probability Distributions
The type of continuous distribution in which the probability is constant is classified as
rectangular distribution
square distribution
open frequency distribution
class frequency distribution
Author:
rikazzz
Comment
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