STATISTICS.
The discrete random variable X has the probabilities:
X -2 0 2 4
P(X=...
Mathematics, 28.03.2020 21:33, Jolenesopalski
STATISTICS.
The discrete random variable X has the probabilities:
X -2 0 2 4
P(X=x) a b a c
E(X)=2
1. Show that c=0 ,5
2. If Var(X)= 5,6 find the a and b.
Thank you.
Answers: 2
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