TEst 5 - Saved to my Mac Design Layout References Mailings Review View Table Design Layout 9 Tell me O.. 12 A A Aa Ap AaBbCcDdEe AaBbCcDdEe AaBbCCD AaBbCcDdE AaBb AaBbCcDdEe Uvebx x v Normal No Spacing Heading 1 Heading 2 Title Subtitle 10 12 13 14 16 3. A class of 25 students took a science test. Ten students had an average (arithmetic mean) score of 80. The other fifteen student's had an average score of 60. What is the average score of the whole class