Suppose that consumption expenditure by households in a city has an approximately normal distribution with a mean
Question:
Suppose that consumption expenditure by households in a city has an approximately normal distribution with a mean of $5400 and a standard deviation of $1800.
The consumption expenditure by one particular household is $8000.
(a) Find the z-score corresponding to that value.
(b) What proportion of the consumption expenditure exceeds
$8000?
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Related Book For 
Statistical Methods For The Social Sciences
ISBN: 9781292220314
5th Global Edition
Authors: Alan Agresti
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