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f ‘X’ is a continuous random variable, then the expected value is given by (where p(x) is the probability function)
- a)p(X)
- b)Σx p(X)
- c)∫ x p(X)
- d)No value such as expected value
Correct answer is option 'C'. Can you explain this answer?
Verified Answer
f ‘X’ is a continuous random variable, then the expected v...
Let X be a continuous random variable with range [a, b] and probability density function f(x). The expected value of X is defined by
The discrete formula says to take a weighted sum of the values xi of X, where the weights are the probabilities p(xi)
The discrete formula says to take a weighted sum of the values xi of X, where the weights are the probabilities p(xi)
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f ‘X’ is a continuous random variable, then the expected v...
Let X be a continuous random variable with range [a, b] and probability density function f(x). The expected value of X is defined by
The discrete formula says to take a weighted sum of the values xi of X, where the weights are the probabilities p(xi)
The discrete formula says to take a weighted sum of the values xi of X, where the weights are the probabilities p(xi)
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f ‘X’ is a continuous random variable, then the expected v...
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