siberianhusky2278 siberianhusky2278 14-12-2022 Mathematics contestada the grades for 20 students on the most recent exam are given in the data table below. round your answers to 2 decimal places as needed 64 94 75 79 77 77 75 43 46 97 76 88 69 45 77 54 76 62 46 78 mean