Suppose that the duration of a particular type of criminal trial is known to be normally distributed with a mean of 18 days and a standard deviation of 6 days. Let X be the number of days for a randomly selected trial. Round all answers to 4 decimal places where possible. a. What is the distribution of X? X- N( b. If one of the trials is randomly chosen, find the probability that it lasted at least 16 days. c. If one of the trials is randomly chosen, find the probability that it lasted between 19 and 25 days. Question Help: E Written Example MMessage instructor Submit Question Jump to Answer
Suppose that the duration of a particular type of criminal trial is known to be normally distributed with a mean of 18 days and a standard deviation of 6 days. Let X be the number of days for a randomly selected trial. Round all answers to 4 decimal places where possible. a. What is the distribution of X? X- N( b. If one of the trials is randomly chosen, find the probability that it lasted at least 16 days. c. If one of the trials is randomly chosen, find the probability that it lasted between 19 and 25 days. Question Help: E Written Example MMessage instructor Submit Question Jump to Answer
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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![Suppose that the duration of a particular type of criminal trial is known to be normally distributed with a mean of 18 days and a standard deviation of 6 days. Let X be the number of days for a randomly selected trial. Round all answers to 4 decimal places where possible.
a. What is the distribution of X? X ~ N( ___, ___ )
b. If one of the trials is randomly chosen, find the probability that it lasted at least 16 days.
c. If one of the trials is randomly chosen, find the probability that it lasted between 19 and 25 days.
[Answer boxes for parts a, b, and c]
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Transcribed Image Text:Suppose that the duration of a particular type of criminal trial is known to be normally distributed with a mean of 18 days and a standard deviation of 6 days. Let X be the number of days for a randomly selected trial. Round all answers to 4 decimal places where possible.
a. What is the distribution of X? X ~ N( ___, ___ )
b. If one of the trials is randomly chosen, find the probability that it lasted at least 16 days.
c. If one of the trials is randomly chosen, find the probability that it lasted between 19 and 25 days.
[Answer boxes for parts a, b, and c]
Options:
- Submit Question
- Question Help: Written Example | Message Instructor
- Jump to Answer
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