Determine whether the random variable is discrete or continuous. In each case, state the possible values of the random variable. (a) The number of people in a restaurant that has a capacity of 100. (b) The time it takes for a light bulb to burn out.

Determine whether the random variable is discrete or continuous. In each case, state the possible values of the random variable. (a) The number of people in a restaurant that has a capacity of 100. (b) The time it takes for a light bulb to burn out.

College Algebra

7th Edition

ISBN:9781305115545

Author:James Stewart, Lothar Redlin, Saleem Watson

Publisher:James Stewart, Lothar Redlin, Saleem Watson

Chapter9: Counting And Probability

Section9.4: Expected Value

Problem 20E

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Question

Determine whether the random variable is discrete or continuous. In each case, state the possible values of the random variable.
(a) The number of people in a restaurant that has a capacity of 100.
(b) The time it takes for a light bulb to burn out.
(a) Is the number of people in a restaurant that has a capacity of 100 discrete or continuous?
A. The random variable is discrete. The possible values are 0sxs 100.
B. The random variable is continuous. The possible values are 0<xs100.
C. The random variable is discrete. The possible values are x = 0, 1, 2,., 100
D. The random variable is continuous. The possible values are x = 0, 1, 2,..., 100
(b) Is the time it takes for a light bulb to burn out discrete or continuous?
A. The random variable is continuous. The possible values are t> 0.
B. The random variable is continuous. The possible values are t = 1, 2, 3, ..
C. The random variable is discrete. The possible values are t= 1, 2, 3, ....
D. The random variable is discrete. The possible values are t>0.

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Determine whether the random variable is discrete or continuous. In each​ case, state the possible values of the random variable. (a) The number of people in a restaurant that has a capacity of 100. ​(b) The time it takes for a light bulb to burn out.

Determine whether the random variable is discrete or continuous. In each case, state the possible values of the random variable. (a) The number of people in a restaurant that has a capacity of 100. (b) The time it takes for a light bulb to burn out.