Question 29 - Week 4 Practice | Prasnya
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Week 4
Question 29
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Which of the following statements are correct?
Single correct
Medium Difficulty
16 October 2022
A
The probability density function (PDF) of a continuous random variable
X
X
must be continuous.
B
The cumulative distribution function (CDF) of a continuous random variable
X
X
must be continuous.
C
The sum of two independent binomial random variables must be a binomial random variable.
D
For a random variable
X
X
, mean and variance cannot be equal.
