Mathematics · Probability Distribution
If a continuous random variable X has the cumulative distribution function F(x) defined by: F(x) = 0, if x ≤ 1 F(x) = C(x + 1)2, if 1 2 Then its probability density function f(x) in the interval 1 < x ≤ 2 is:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1f(x) = 1
- 2f(x) = 2C(x + 1)✓
- 3f(x) = C(x + 1)
- 4f(x) = 0
Correct answer
f(x) = 2C(x + 1)
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