The patient recovery time from a particular surgical procedure is normally distributed with a mean of 4 days and a standard deviation of 1.7 days. Let X be the recovery time for a randomly selected patient. Round all answers to 4 decimal places where possible. a. What is the distribution of X? X - N b. What is the median recovery time? days c. What is the Z-score for a patient that took 5.8 days to recover? d. What is the probability of spending more than 4.1 days in recovery? e. What is the probability of spending between 4.4 and 5 days in recovery? days. f. The 85th percentile for recovery times is

A First Course in Probability (10th Edition)
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Author:Sheldon Ross
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Chapter1: Combinatorial Analysis
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The patient recovery time from a particular surgical procedure is normally distributed with a mean of 4 days
and a standard deviation of 1.7 days. Let X be the recovery time for a randomly selected patient. Round all
answers to 4 decimal places where possible.
a. What is the distribution of X? X - N
b. What is the median recovery time?
days
c. What is the Z-score for a patient that took 5.8 days to recover?
d. What is the probability of spending more than 4.1 days in recovery?
e. What is the probability of spending between 4.4 and 5 days in recovery?
days.
f. The 85th percentile for recovery times is
Transcribed Image Text:The patient recovery time from a particular surgical procedure is normally distributed with a mean of 4 days and a standard deviation of 1.7 days. Let X be the recovery time for a randomly selected patient. Round all answers to 4 decimal places where possible. a. What is the distribution of X? X - N b. What is the median recovery time? days c. What is the Z-score for a patient that took 5.8 days to recover? d. What is the probability of spending more than 4.1 days in recovery? e. What is the probability of spending between 4.4 and 5 days in recovery? days. f. The 85th percentile for recovery times is
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