statistics revition - chapter 2 numerical measures 2.0 / 5 based on 1 rating ? StatisticsASAQA Created by: zofiaCreated on: 05-04-13 19:47 5241 Across 1. To estimate the median or mean of grouped data you first find the ________ of all the groups. (8) 4. What do you find if you take away the lowest value from the highest value? (5) Down 1. If you add all the values, then divide by the number of values then you get the ______ of the data. (4) 2. The central value of the data (when the data is arranged in order) is called the _______. (6) 5. To find the interquartile range of the data, you take away the _____ ________ from the upper quartile. (5, 8)
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