Ages	Number of students
15-18	7
19-22	8
23-26	2
27-30	2
31-34	4
35-38	10

Based on the frequency distribution above, find the relative frequency for the class with a lower class limit of 19 Give your answer as a percent, rounded to 1 place after the decimal point, if necessary. Type only a number in the answer box (do NOT type "%" after your answer).