2 Styles Note: For any hypothesis test, give HO, Ha, the test statistic, p-value, decision, and...

  
 

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2 Styles Note: For any hypothesis test, give HO, Ha, the test statistic, p-value, decision, and clearly stated conclusion. For any confidence interval, give the interval and clearly interpret it. 11 Uso the det of Albert's by more than $10? 5 mean weekly expense exceeds that 2) Use the data and story from Problem 11.12, page 486 to do the following. a. Give and interpret a 95% confidence interval for the difference in mean 48 month loan rate between fixed and variable loans. b. Test the hypothesis that the mean 48 month loan rate differs between fixed and variable loans. 11.12 1-Value = 2.31 P-Value = 0.046 DF=9 A loan officer compares the interest rates for 48-month fixed rate auto loans and 48 month variable rate auto loans. Two independent, random samples of auto loan rates are selected. A sample of five 48-month variable-rate auto loans had the following loan rates: DS AutoLoan 2.6% 3.07% 2.872% 3.24% 3.15% while a sample of five 48-month fixed-rate auto loans had loan rates as follows: 4.032% 3.85% 4.385 % 3.75% 4.16% a Set up the mull and alternative Inmothria 2 Styles Note: For any hypothesis test, give HO, Ha, the test statistic, p-value, decision, and clearly stated conclusion. For any confidence interval, give the interval and clearly interpret it. 11 Uso the det of Albert's by more than $10? 5 mean weekly expense exceeds that 2) Use the data and story from Problem 11.12, page 486 to do the following. a. Give and interpret a 95% confidence interval for the difference in mean 48 month loan rate between fixed and variable loans. b. Test the hypothesis that the mean 48 month loan rate differs between fixed and variable loans. 11.12 1-Value = 2.31 P-Value = 0.046 DF=9 A loan officer compares the interest rates for 48-month fixed rate auto loans and 48 month variable rate auto loans. Two independent, random samples of auto loan rates are selected. A sample of five 48-month variable-rate auto loans had the following loan rates: DS AutoLoan 2.6% 3.07% 2.872% 3.24% 3.15% while a sample of five 48-month fixed-rate auto loans had loan rates as follows: 4.032% 3.85% 4.385 % 3.75% 4.16% a Set up the mull and alternative Inmothria