5. Prove or refute the following: If f(x) and f(x) are two probability density functions, then a f(x) + (1-a) f₂(x), 0≤a ≤ 1, is also a probability density function

A First Course in Probability (10th Edition)
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5. Prove or refute the following:
If f(x) and f(x) are two probability density functions, then
a f(x) + (1-a) f₂(x), 0≤a ≤ 1,
is also a probability density function
Transcribed Image Text:5. Prove or refute the following: If f(x) and f(x) are two probability density functions, then a f(x) + (1-a) f₂(x), 0≤a ≤ 1, is also a probability density function
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Given that, if f1(x) and f2(x) are two probability  density functions.

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