Compute the mean of the given set

TEST II. Compute the mean of the given set of data. Show your solutions in each box. (15 POINTS) 1. The following shows the grades in Mathematics of the 15 randomly chosen ABM students 85 89 85 81 86 89 89 92 91 95 92 86 81 87 88 Mean = 2. The following shows the monthly income of 12 randomly chosen families in a certain barangay P15.000 P18.000 P16,000 P20,000 P19.000 P18,000 P16,000 P20.000 P23,000 P20,000 P23,000 P21,000 Mean = 3. The weights of 35 grade 10 class -A students are recorded as follows: 9 9 185292 38 38 42 Mean =