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MCA NIMCET Previous Year Questions (PYQs)
MCA NIMCET Probability Distribution PYQ
MCA NIMCET PYQ
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MCA NIMCET Previous Year PYQMCA NIMCET NIMCET 2017 PYQ
The mean and variance of a random variable X having binomial distribution are 4 and 2 respectively. The P(X = 1) is
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MCA NIMCET Previous Year PYQMCA NIMCET NIMCET 2017 PYQ
Solution
np = 4
npq = 2
q = 1/2, p = 1/2, n = 8
p(X = 1) = 8C1 (1/2)(1/2)7
MCA NIMCET PYQ
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MCA NIMCET Previous Year PYQMCA NIMCET NIMCET 2017 PYQ
If 
is the mean of distribution of x, then usual notation 
is
is the mean of distribution of x, then usual notation isGo to Discussion
MCA NIMCET Previous Year PYQMCA NIMCET NIMCET 2017 PYQ
Solution
Mean Deviation from mean is Zero.MCA NIMCET
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