Dogs

0

1

2

3

4

5



Probability

0.631

0.230

0.092

0.025

0.016

0.006

Mean:
The general formula to obtain the expected value (mean) of a discrete random variable is,
E(X) = ∑X*P(X)
The mean of the variable x is obtained as 0.583 from the calculation given below:
Variance:
The general formula to obtain the expected value (mean) of a discrete random variable is,
V(X) = ∑X2*P(...
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