Consider a continuous random variable with probability density functionF(t) = 1 + t for -1 ≤ t ≤ 0 = 1 – t for 0 ≤ t ≤ 1The standard deviation of the random variable is:

Consider a continuous random variable with probability density functio

1.	Consider a continuous random variable with probability density functionF(t) = 1 + t for -1 ≤ t ≤ 0 = 1 – t for 0 ≤ t ≤ 1The standard deviation of the random variable is:
A.	\(\frac{1}{{\sqrt 3 }}\)
B.	\(\frac{1}{{\sqrt 6 }}\)
C.	\(\frac{1}{3}\)
D.	\(\frac{1}{6}\)
Answer» C. \(\frac{1}{3}\)

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Consider a continuous random variable with probability density functionF(t) = 1 + t for -1 ≤ t ≤ 0 = 1 – t for 0 ≤ t ≤ 1The standard deviation of the random variable is:

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