(b) What percentage of individuals in the US earn less than $20000? Round your answer to three decimal places (e.g. 0.987). P(X < 20000) = { (c) What percentage of individuals in the US earn more than $50000? Round your answer to three decimal places (e.g. 0.987). P(X> 50000) = 1 (d) What is the income exceeded by 1% of individuals? Round your answer to the nearest integer (e.g. 9876). x = i

MATLAB: An Introduction with Applications
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An article in the European Physical Journal B ["Evidence for the exponential distribution of income in the USA" (2001, Vol. 20, pp. 585-
589)] shows that individual income in the US can be approximated with an exponential distribution. Suppose that the mean of
individual income in a year is $25000.
eTextbook and Media
(b) What percentage of individuals in the US earn less than $20000?
Round your answer to three decimal places (e.g. 0.987).
P(X < 20000) = {
(c) What percentage of individuals in the US earn more than $50000?
Round your answer to three decimal places (e.g. 0.987).
P(X> 50000) =
(d) What is the income exceeded by 1% of individuals?
Round your answer to the nearest integer (e.g. 9876).
x =
Transcribed Image Text:An article in the European Physical Journal B ["Evidence for the exponential distribution of income in the USA" (2001, Vol. 20, pp. 585- 589)] shows that individual income in the US can be approximated with an exponential distribution. Suppose that the mean of individual income in a year is $25000. eTextbook and Media (b) What percentage of individuals in the US earn less than $20000? Round your answer to three decimal places (e.g. 0.987). P(X < 20000) = { (c) What percentage of individuals in the US earn more than $50000? Round your answer to three decimal places (e.g. 0.987). P(X> 50000) = (d) What is the income exceeded by 1% of individuals? Round your answer to the nearest integer (e.g. 9876). x =
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