The following are the ages of 12 history teachers in a school district. 28, 31, 31, 32, 35, 37, 43, 43, 48, 48, 52, 54 Notice that the ages are

ordered from least to greatest.Give the five-number summary and the interquartile range for the data set. Five-number summary Minimum:_____ Lower quartile: _______ Median:________ Upper quartile: ______ Maximum:_______ Interquartile range:_______