The following table has data for the study on different textbook formats. HARDCOPY E-BOOK INTERACTIVE 70 90 98 72 95 94 73 98 99 Mean 71.67 94.33 97.00 S2 2.33 16.33 7.00 Omnibus Results S2M 193.78 S2 between 581.33 S2 within 8.56 Post Hoc Results between Hardcopy and E-Book S2M 256.89 S2 between 770.67 How do you compute the F ratio between Hardcopy and E-book conditions? (770.67)/(256.89) (770.67)/(8.56) (581.33)/(193.78) (581.33/8.56)