Advertisements
Advertisements
प्रश्न
Choose the correct alternative:
A discrete probability distribution may be represented by
विकल्प
Table
Graph
Mathematical equation
All of these
Advertisements
उत्तर
All of these
APPEARS IN
संबंधित प्रश्न
Find the expected value for the random variable of an unbiased die
What do you understand by Mathematical expectation?
Choose the correct alternative:
Value which is obtained by multiplying possible values of a random variable with a probability of occurrence and is equal to the weighted average is called
Choose the correct alternative:
If X is a discrete random variable and p(x) is the probability of X, then the expected value of this random variable is equal to
Choose the correct alternative:
Which of the following is not possible in probability distribution?
Choose the correct alternative:
E[X – E(X)] is equal to
Choose the correct alternative:
A listing of all the outcomes of an experiment and the probability associated with each outcome is called
Choose the correct alternative:
A discrete probability function p(x) is always non-negative and always lies between
What is the expected value of a game that works as follows: I flip a coin and if tails pay you ₹ 2; if heads pay you ₹ 1. In either case, I also pay you ₹ 0.50
The time to failure in thousands of hours of an important piece of electronic equipment used in a manufactured DVD player has the density function
f(x) = `{{:(2"e"^(-2x)",", x > 0),(0",", "otherwise"):}`
Find the expected life of this piece of equipment
