given is the probability distrubution for a random variable X X -2 0 1 3 P(X=x) a 0.34 0.4 b If this mean of the probality is u= 0.4 find the value of a and b and hence determine the varience of the probality distribution
given is the probability distrubution for a random variable X X -2 0 1 3 P(X=x) a 0.34 0.4 b If this mean of the probality is u= 0.4 find the value of a and b and hence determine the varience of the probality distribution
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter13: Probability And Calculus
Section13.2: Expected Value And Variance Of Continuous Random Variables
Problem 10E
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given is the probability distrubution for a random variable X
X -2 0 1 3
P(X=x) a 0.34 0.4 b
If this mean of the probality is u= 0.4 find the value of a and b and hence determine the varience of the probality distribution
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