A mortgage company wishes to estimate the proportion of all borrowers who default on their home loans,
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A mortgage company wishes to estimate the proportion of all borrowers who default on their home loans, to within a margin of error of 2 percentage points (±.02). What sample size is required to achieve this at the 90% confidence level? How does the answer change if it is believed initially that roughly 15% of all customers default?
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n 108201 Again round up to the nearest whole number n ...View the full answer
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Related Book For 
Modern Mathematical Statistics With Applications
ISBN: 9783030551551
3rd Edition
Authors: Jay L. Devore, Kenneth N. Berk, Matthew A. Carlton
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