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Mathematics, 21.11.2019 05:31 Stuckonhomework
Abank manager wants to know the mean amount of mortgage paid per month by homeowners in an area. a random sample of 120 homeowners from this area showed that they pay an average of $1575 per month for their mortgages. the population standard deviation of such mortgages is $215. fins a 97% confidence interval for the mean amount of mortgage paid per month by all homeowners in this area.
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Abank manager wants to know the mean amount of mortgage paid per month by homeowners in an area. a r...
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