Q:Question: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 variablerate auto loans had the following loan rates: [ 2.508 3.127 2.8808 3.198 3.228 ] While a sample of five 48 -month fixed-rate auto loans had loan rates as follows: [ 4.0288 3.938 4.3958 3.658 4.208 ] (a) SetA:Answer:(a) Claim: Mean rate for 48-month variable rate an...