The random variable x represents the number of phone calls an author receives in a day, and it has a Poisson distribution with a mean of 7.4 calls. What are the possible values of x? Is a value of x=3.2 possible? Is x a discrete random variable or a continuous random variable? What are the possible values of x? O A. 0, 1, 2, 3, ... OB. 1, 2, 3, ... OC. any real number greater than or equal to 0 O D. any real number greater than or equal to 0 and less than or equal to 7.4 Is a value of x = 3.2 possible? Is x a discrete random variable or a continuous random variable? A value of x = 3.2 possible because x is a random variable.

College Algebra
10th Edition
ISBN:9781337282291
Author:Ron Larson
Publisher:Ron Larson
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 4ECP: Show that the probability of drawing a club at random from a standard deck of 52 playing cards is...
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The random variable x represents the number of phone calls an author receives in a day, and it has a Poisson distribution with a mean of 7.4 calls. What are the possible values of x? Is a value of
x = 3.2 possible? Is x a discrete random variable or a continuous random variable?
What are the possible values of x?
O A. 0, 1, 2, 3, ...
OB. 1, 2, 3, ...
O C. any real number greater than or equal to 0
O D. any real number greater than or equal to 0 and less than or equal to 7.4
Is a value of x = 3.2 possible? Is x a discrete random variable or a continuous random variable?
A value of x = 3.2
possible because x is a
C...
▼random variable.
Transcribed Image Text:The random variable x represents the number of phone calls an author receives in a day, and it has a Poisson distribution with a mean of 7.4 calls. What are the possible values of x? Is a value of x = 3.2 possible? Is x a discrete random variable or a continuous random variable? What are the possible values of x? O A. 0, 1, 2, 3, ... OB. 1, 2, 3, ... O C. any real number greater than or equal to 0 O D. any real number greater than or equal to 0 and less than or equal to 7.4 Is a value of x = 3.2 possible? Is x a discrete random variable or a continuous random variable? A value of x = 3.2 possible because x is a C... ▼random variable.
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