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  3. p(h)=2/3,p(t)=1/3, a coin  is thrown 3times,

P(H)=2/3,P(T)=1/3, a coin  is thrown 3times,X is a random variable that shows the number of getting head a)...

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Statistics

P(H)=2/3,P(T)=1/3, a coin  is thrown 3times,X is arandom variable that shows the number of getting head

a) find the distribution of X

b)find the expected value of X

c) find the variannce of X

d)find the standard deviation of X

Answer & Explanation Solved by verified expert
4.0 Ratings (465 Votes)
SolutionGivenPH23PT13n number of times a coin is tossed 3X number of times getting    See Answer
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