A. 10
B. 5
C. 4
D. 3
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Probability Distributions MCQs
If y1 = y2 = y3 then smallest order statistics is
A. y1
B. y2
C. y3
D. None of these
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Which distribution is symmetrical
A. Beta distribution
B. ?2- distribution
C. t- distribution
D. F- distribution
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ß(l,m) =?_0^8¦x^(l-1)/?(1+x)?^(l+m) dx is called
A. Gamma function
B. Beta function of II kind
C. Beta function of I kind
D. None of these
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If f(x) = 1, 0
A. x
B. x/2
C. x2
D. 1/x
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If f(x) = 2x, 0
A. x
B. x/2
C. x2
D. All of these
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To derive the distribution of range, we obtain joint distribution of
A. first and second order statistics
B. Smallest and largest order statistics
C. first and third order statistics
D. None of these
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If sample observations are arranged according to their magnitudes then it is called
A. t statistic
B. F statistic
C. Order statistics
D. All of these
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Mean of F-distribution does not exist if
A. n2= 2
B. n2= 4
C. n2= 5
D. None of these
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Variance of F-distribution does not exist if
A. n2= 2
B. n2= 4
C. n2= 1
D. All of these
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