Random Variable & Probability Distribution

Question 1

is a variable whose values are determined by chance.

Answer 1

Random Variable

Question 2

numerical quantity that is derived from the outcomes of a random experiment

Answer 2

Random Variable

Question 3

the result of all outcomes in an experiment

Answer 3

Sample space

Question 4

2 Types of Random Variables

Answer 4

Discrete and Continuous

Question 5

• a random variable that can take on a number of distinct values.
• countable
• different values

Answer 5

Discrete Random Variable

Question 6

• a random variable that takes an infinitely uncountable number of possible values, typically measurable quantities.

Answer 6

Continuous Random Variable

Question 7

A listing of all the possible values of a discrete random variable along with their respective probabilities

Answer 7

DISCRETE PROBABILITY DISTRIBUTION

Question 8

P(X) must be
a.) from 0 to 1 and
b) the sum of all the values of the probabilities must be equal to 1

Answer 8

PROPERTIES OF DISCRETE PROBABILITY DISTRIBUTION