Q3: Lesson 2 | Discrete Random Variable

Question 1

is a measure of central tendency of numerical data.

Answer 1

mean of a discrete random variable also called the Expected Value E(X)

Question 2

It shows the average of the values of the random variable with their respective probabilities.

Answer 2

mean of a discrete random variable also called the Expected Value E(X)

Question 3

is the average of the outcomes that is likely to be obtained if the trials are repeated over and over again.

Answer 3

expected value of X

Question 4

shows how the data are spread out or scattered from the mean of a discrete the mean of a random variable.

Answer 4

Variance of a Discrete Random Variable

Question 5

It describes the variability of data.

Answer 5

Variance of a Discrete Random Variable