An insurer's annual fire losses, \( X \), is a random variable with density\[f(x) = \begin{cases} 2e^{-2x} & x > 0 \\0 & \text{otherwise}\end{cases}\]Find the absolute value of the difference between the mean and median of \( X \).

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Answered: An insurer's annual fire losses, X is a…

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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Overproduction of uric acid in the body can be an indication of cell breakdown. This may be an advance indication of illness such as gout, leukemia, or lymphoma.† Over a period of months, an adult male patient has taken six blood tests for uric acid. The mean concentration was x = 5.35 mg/dl. The distribution of uric acid in healthy adult males can be assumed to be normal, with σ = 1.83 mg/dl. (a) Find a 95% confidence interval for the population mean concentration of uric acid in this patient's blood. What is the margin of error? (Round your answers to two decimal places.) lower limit= upper limit= margin of error= (d) Find the sample size necessary for a 95% confidence level with maximal margin of error E = 1.02 for the mean concentration of uric acid in this patient's blood. (Round your answer up to the nearest whole number.)
Q13 b and c pls, thank you. Mean = 1/500 = 0.002var(x) = 1/500^2 = 0.000004

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An insurer's annual fire losses, X is a random variable with density 2e-2z a > 0 otherwise f(x) = Find the absolute value of the difference between the mean and median of X.