Just need help with the mean that's all

Question Help The average number of hours that people of Brazil spend per month on social networking sites is nearly double the worldwide average, drawing the attention of social media companies. The following data represent the number of hours that a sample of people from Brazil spent on a social networking site last month. Complete parts a through f. 1.6 1.2 2.7 12.3 8.7 13.9 40.4 16 12.1 2 1. C a. Calculate the mean. The mean is (Type an integer or decimal rounded to two decimal places as needed.) em Enter your answer in the answer box and then click Check Answer. ? this a our fe 4 parts Clear All Check Answer remaining avascript:doExercise(17); O 2 74'F Mostly clear