The time (in minutes) between telephone calls at an insurance claims office has the exponential probability distribution: f(x)=0.50e-0.50x for x ≥ 0 What is the mean time between telephone calls? Mean time (µ) = ______minutes What is the probability of 36 seconds or less between telephone calls? (Note: 36 seconds = 0.60 minutes) If required, round your answer to four decimal places. P(x ≤ 0.60) = _______________ What is the probability of 1 minute or less between telephone calls? If required, round your answer to four decimal places. P(x ≤ 1) = ______________ What is the probability of 6 or more minutes without a telephone call? If required, round your answer to four decimal places. P(x ≥ 6) = ____________
The time (in minutes) between telephone calls at an insurance claims office has the exponential probability distribution: f(x)=0.50e-0.50x for x ≥ 0 What is the mean time between telephone calls? Mean time (µ) = ______minutes What is the probability of 36 seconds or less between telephone calls? (Note: 36 seconds = 0.60 minutes) If required, round your answer to four decimal places. P(x ≤ 0.60) = _______________ What is the probability of 1 minute or less between telephone calls? If required, round your answer to four decimal places. P(x ≤ 1) = ______________ What is the probability of 6 or more minutes without a telephone call? If required, round your answer to four decimal places. P(x ≥ 6) = ____________
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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The time (in minutes) between telephone calls at an insurance claims office has the exponential probability distribution: f(x)=0.50e-0.50x for x ≥ 0
- What is the mean time between telephone calls?
Mean time (µ) = ______minutes - What is the probability of 36 seconds or less between telephone calls? (Note: 36 seconds = 0.60 minutes) If required, round your answer to four decimal places.
P(x ≤ 0.60) = _______________ - What is the probability of 1 minute or less between telephone calls? If required, round your answer to four decimal places.
P(x ≤ 1) = ______________ - What is the probability of 6 or more minutes without a telephone call? If required, round your answer to four decimal places.
P(x ≥ 6) = ____________
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