Michael is interested in obtaining 30-year fixed mortgage rates in Myrtle Beach, SC. He obtained rate quotes from 10 lenders, and the APR rates that were quoted to him are given in the following table. 30-Year Fixed Mortgage Rates Lender APR (%) EverBank 3.528 AimLoan 3.657 Great Western 4.059 Greenlight 4.239 Flagstar 4.219 AuroraBank 4.039 Quicken 4.449 Roundpoint 4.143 Lendingtree Rocket 4.269 4.410 Step 1 of 3: Compute the sample standard deviation for this data. Round any intermediate calculations, if needed, to no less than six decimal places, and round your final answer to four decimal places.