Properties of PDF

Q.  Consider the assertions given below

A : CDF is a monotonously increasing function
B : PDF is a derivative of CDF & is always positive

Which among them is correct according to the properties of PDF?

- Published on 30 Nov 15

a. A is true & B is false
b. A is false & B is true
c. Both A & B are true but B is a reason for A
d. Both A & B are false since B is not a reason for A

ANSWER: Both A & B are true but B is a reason for A

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