1. The class size is 5. 0x) 603 = 13.11 2. The Mean is, L-af a 3. The Median is, * = LLme1 ___ Ji EL = 9 = 23 = the 23rd score is contained in the class 11 - 15 (from 11 to 15). This means that the median falls within the class boundaries of 11 15 ( from 11 to 15). That is 10.5 - 15.5. 2 b. cf = 17, the cumulative frequency below the median class c. me = 12, the frequency of the median class d. Lime = 10.5, the lower limit of the median class e. i = 5, the class size/interval
