The data below give the ages of a sample of 13 IRSC students Calculate the first second and third quarties of the data set Also determine the interquartile range The first quartile for these data is 018 O 39 5 0 28 5 0 34 5 37 39 19 23 The second quartile for these data is 028 0 17 5 0 37 5 023 The third quartile for these data is 34 023 0 35 5 039 3 The interquartile range for these data is 17 5 O 12 3 0155 34 32 28 28 17 17 29 17 39