Question
Mortgages In a random sample of 18 months from January 2011 through December 2020, the mean interest rate for 30-year fixed rate home mortgages
Mortgages In a random sample of 18 months from January 2011 through December 2020, the mean interest rate for 30-year fixed rate home mortgages was 3.95% and the standard deviation was 0.49%. Assume the interest rates are normally distributed. (Source: Freddie Mac)
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Calculus
Authors: Ron Larson, Bruce H. Edwards
10th Edition
1285057090, 978-1285057095
