Exam 2

Question 1

a numerical measure of the outcome of a probability experiment, so its value is determined by chance; X

Answer 1

random variable

Question 2

has either a finite or countable number of values; can be plotted on a number line with space between each point

Answer 2

discrete random variable

Question 3

has infinitely many values; can be plotted on a line in an uninterrupted fashion

Answer 3

continuous random variable

Question 4

provides the possible values of the random variable and their corresponding probabilities; can be in the form of a table, graph, or mathematical formula

Answer 4

probability distribution