RANDOM VARIABLE AND PROBABILITY DISTRIBUTIONS

A. On random variable X
B. Its parameter
C. Mean
D. Variance

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A. Positively skewed
B. Negative skwed
C. Symmeteric 
D. No shape

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A. Positively skewed
B. Negatively skewed 
C. Symmetric
D. Bell shaped

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A. Gamma distribution
B. Binomial distribution
C. Negative binomial dis
D. Possion distribution 

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A. Possion distribution
B. Exponential distribution 
C. Gamma distribution
D. Beta distribution

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A. Independent
B. Predictor
C. Controlled
D. All of above 

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A. From larger values of x
B. From smallest upto specific value of x
C. From zero to specific value of x
D. None of these

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A. Variable
B. Probability distribution 
C. Values
D. None of these

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A. 0
B. -1
C. 1
D. Infinity

A. (C)
B. E(x)
C. b E(a)
D. b