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RANDOM VARIABLE AND PROBABILITY DISTRIBUTIONS
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Total Area under the curve in probability of density function is ?
Related MCQs
The number of successes in fixed time interval follows?
The time interval between two successes follows?
Another name of explanatory variable is_________?
Which of the following statement is true for CDF of the random variable X?
When the word random variable use in statistics it must have?
E(ax + b) = A E(x) +__________?
If E (ax) = __________?
The time taken by an athlete to run a 400 mile race in SAF games __________?
The variance of randomvariable of x then var(x) = E[x-E[x]2 = E[________]?
The basic random numbers are __________?
The mathematical exception of x + y is equal to __________?
Experiment in which outcomes vary from trial to trial __________?
Random numbers are used for selection of __________?
A random variable is that whose value is determined by the outcome of __________?
Random numbers are also called__________?
A continuous random variable which can assume all possible values on scale in a given __________?
Hourly temperature recorded by weather bureau is the example of __________?
Var (kY)= __________?
For two independent random variables X & Y, Var (x ± y)=__________?
Coefficient of variation (C.V) is given below:__________?
If c is non-random variable, the E(C) is__________?
What is the probability that a ball drawn at random from a jar ?
For a probability density function (pdf), the probability of a single point is__________?
Probability of occurrence of an event lies between__________?
For a random variable X, E(X) is__________?
For distribution Function F(X),F(-∞)=0 and F(∞)= ?
The distribution function F(X) is represent by__________?
Probability distribution of a random variable is also know as Probability__________?
The probability function is always__________?
A discrete probability distribution may be represented by__________?
For discrete random ‘X’, the expectation of X i.e., E(x) is equal to:__________?
If a & b are constants, then Var (a + bX) equal to__________?
The number of defective bulbs in a lot is example of __________?
A random variable is __________ ?
A function probability that a random variable of x has a value less than is called __________?
_________ are the numbers obtained by some random process?
Two digit random numbers are __________?
A random variable may be __________?
If E(x) is the expected value of X then E[x – E(x)]= __________?
Discrete random variable is real valued function defined on a __________ sample space?
Total Area under the curve in probability of density function is ?
A. 0
B. -1
C. 1
D. Infinity
Correct Answer:
1
✔
Last Updated:
October 05, 2021