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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STATISTICS.
The discrete random variable X has the probabilities:
X -2 0 2 4
P(X=...

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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.

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Other questions on the subject: Mathematics

Questions in other subjects:

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.