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Suppose that the time between arrivals of customers at a bank during the noon-to-1 p.m. hour has a uniform distribution between 0 and 180 seconds. a. What is the probability that the time between the arrivals of two customers will be less than 41 seconds? b. What is the probability that the time between the arrivals of two customers will be between 41 and 145 seconds? c. What is the probability that the time between the arrivals of two customers will be greater than 134 seconds? d. What are the mean and standard deviation of the time between the arrival of two customers? www a. The probability that the time between arrivals will be less than 41 seconds is (Round to four decimal places as needed.)

Suppose that the time between arrivals of customers at a bank during the noon-to-1 p.m. hour has a uniform distribution between 0 and 180 seconds. a. What is the probability that the time between the arrivals of two customers will be less than 41 seconds? b. What is the probability that the time between the arrivals of two customers will be between 41 and 145 seconds? c. What is the probability that the time between the arrivals of two customers will be greater than 134 seconds? d. What are the mean and standard deviation of the time between the arrival of two customers? www a. The probability that the time between arrivals will be less than 41 seconds is (Round to four decimal places as needed.)

A First Course in Probability (10th Edition)
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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Suppose that the time between arrivals of customers at a bank during the noon-to-1 p.m. hour has a uniform distribution between 0 and 180 seconds. a. What is the probability that the time between the arrivals of two customers will be less than 41 seconds? b. What is the probability that the time between the arrivals of two customers will be between 41 and 145 seconds? c. What is the probability that the time between the arrivals of two customers will be greater than 134 seconds? d. What are the mean and standard deviation of the time between the arrival of two customers? IMMIN a. The probability that the time between arrivals will be less than 41 seconds is (Round to four decimal places as needed.)
Transcribed Image Text:Suppose that the time between arrivals of customers at a bank during the noon-to-1 p.m. hour has a uniform distribution between 0 and 180 seconds. a. What is the probability that the time between the arrivals of two customers will be less than 41 seconds? b. What is the probability that the time between the arrivals of two customers will be between 41 and 145 seconds? c. What is the probability that the time between the arrivals of two customers will be greater than 134 seconds? d. What are the mean and standard deviation of the time between the arrival of two customers? IMMIN a. The probability that the time between arrivals will be less than 41 seconds is (Round to four decimal places as needed.)
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