Exercise 2: Find the value of standard deviation for each data set. 1. 12,1T,28,15,18,15,14,1T,11 2. 5.8, 4.8, "[4, 5.5, 5.5, 5.8, 8.1, 5.8 3. The Math class of Mrs. Jose tool: an Achievement test. The results are shown below 34 vs T5 33 as re as T? so so so 31 so as re ?9 so 84 as so 34 so so 91 as 81 T8 T8 rs 31 so 92 85 82 T 8 8T 88 83 83 34 Using ?' intervals, compute the standard deviation