Which of the following variables is a discrete random variable?
A) Time it takes one email to travel between a sender and receiver
B) Number of letters in the last name of a randomly chosen student
C) Weight a dieter will lose after following a two-week weight loss program
D) High temperature in Irvine on a randomly chosen day

Question

Quizplus · Accepted Answer

The number of letters in the last name of a randomly chosen student is a discrete random variable because it can only take on a finite number of values (e.g., 3, 4, 5, etc.).

Which of the Following Variables Is a Discrete Random Variable