MATH 3339 Exam 1 Review Questions and 100% Correct Answers Fall 2026/2027 Latest – University of
wait=-1815010, due=1696827600, due2=1697432400 Question number 1.
Houston
Your answer was B. Correct.
A service center receives an average of 0.5 customer complaints per hour. Management's goal is to receive fewer than three complaints each hour.
Assume the number of complaints follows the Poisson distribution. Determine the probability that exactly three complaints will be received during the
next two hours.
A 0.058
B 0.061
C 0.371
D 0.987
E 0.629
Question number 2.
Your answer was B. Correct.
A random variable X has a probability distribution as follows:
, X 0 1 2 3 4
P(X) 4k 2k 2k 4k 2k
What is P(X < 3)?
A
B
C
D
E Cannot be determined.
Question number 3.
Your answer was E. Correct.
A shipment of 13 televisions sets contains 6 defective sets. A hotel purchases 6 of these televisions sets. What is the probability that the hotel receives
at least one of the defective sets?
wait=-1815010, due=1696827600, due2=1697432400 Question number 1.
Houston
Your answer was B. Correct.
A service center receives an average of 0.5 customer complaints per hour. Management's goal is to receive fewer than three complaints each hour.
Assume the number of complaints follows the Poisson distribution. Determine the probability that exactly three complaints will be received during the
next two hours.
A 0.058
B 0.061
C 0.371
D 0.987
E 0.629
Question number 2.
Your answer was B. Correct.
A random variable X has a probability distribution as follows:
, X 0 1 2 3 4
P(X) 4k 2k 2k 4k 2k
What is P(X < 3)?
A
B
C
D
E Cannot be determined.
Question number 3.
Your answer was E. Correct.
A shipment of 13 televisions sets contains 6 defective sets. A hotel purchases 6 of these televisions sets. What is the probability that the hotel receives
at least one of the defective sets?
