A department store receives an average of 5 returned items per day. The probability that a returned item has an available replacement is 0.65. [Hint: there are two separate distributions here.] a. Calculate the probability that there are more than 5 returned items in a certain day. b. Calculate the probability that there are 4 returned items in a certain day. c. Calculate the probability that there are 4 returned items and at least three have available replacements in a certain day.
A department store receives an average of 5 returned items per day. The probability that a returned item has an available replacement is 0.65. [Hint: there are two separate distributions here.] a. Calculate the probability that there are more than 5 returned items in a certain day. b. Calculate the probability that there are 4 returned items in a certain day. c. Calculate the probability that there are 4 returned items and at least three have available replacements in a certain day.
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter12: Probability
Section12.3: Conditional Probability; Independent Events; Bayes' Theorem
Problem 64E
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