please solve this i dont no how. im good at English how do you fail English if you speak the language
*(Step-By-Step)*
[tex]15.8+14.9+16.7+17.6+13.4=78.4[tex] Add all numbers
[tex]78.4/5=15.68[/tex] Divide 5 which is the number of data set to 78.4
*(Answer)*= The mean is 15.68