Question
Is the following function a valid probability density function?
3x² – if - 1<x< 1,
f(x) =
otherwise.
Check all answers that apply.
Select all that apply:
O Yes, it satisfies all the conditions of a probability density function.
0 No, the integral over all x is not 1.
O No, the function is negative in some places.

Image Transcription

Is the following function a valid probability density function? 3x² – if - 1<x< 1, f(x) = otherwise. Check all answers that apply. Select all that apply: O Yes, it satisfies all the conditions of a probability density function. 0 No, the integral over all x is not 1. O No, the function is negative in some places.

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Calculus

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