alysonmariefont alysonmariefont

02-01-2018
Mathematics

contestada

A home business has an average income of $900.00 per month with a standard deviation of $15.00. If the income in a given month is $930.00, what z-score corresponds to this value?
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Respuesta :

anchitthawi anchitthawi

02-01-2018

[tex] z \: = \frac{x - u}{sd} [/tex]
x is income in a given month = 930
u is average income = 900
SD is standard deviatio = 15

so z= (930-900) /15 =30/15 =2

answer 2

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