A real estate company appraised the market value of 20 homes in a regional suburb in Western Australia and found that the sample mean and sample standard deviation were $236500 and $23000 respectively. Estimate the mean appraisal value of all the homes in this area with 90% confidence. (Assumed that the appraised values are normally distributed)
A real estate company appraised the market value of 20 homes in a regional suburb in Western Australia and found that the sample mean and sample standard deviation were $236500 and $23000 respectively. Estimate the mean appraisal value of all the homes in this area with 90% confidence. (Assumed that the appraised values are normally distributed)
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 1GP
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