6 results.
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Question in Content created by Newcastle University
A weighted coin with given P(H),P(T) is tossed 3 times. Let X be the random variable which denotes the longest string of consecutive heads that occur during these tosses. Find the Probability Mass Function (PMF), expectation and variance of X.
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Question in Julie's workspace
X∼Binomial(n,p). Find P(X=a), P(X≤b), E[X],Var(X).
rebelmaths
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Question in Content created by Newcastle University
Given a discrete random variable X find the expectation of 1/X and eX.
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Question in Content created by Newcastle University
W∼Geometric(p). Find P(W=a), P(b≤W≤c), E[W], Var(W).
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Question in Content created by Newcastle University
X∼Binomial(n,p). Find P(X=a), P(X≤b), E[X],Var(X).
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Question in Content created by Newcastle University
Y∼Poisson(p). Find P(Y=a), P(Y>b), E[Y],Var(Y).