Page 20 - Basic Statistics

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c. The median is the data ( n / 2)th observation

(.… / 2)th observation

( ….. )th observation

So the median lies in the “ …… - ……. “ class

Figure of Excercise 1 The actual limits of class and middle point

d. Draw a histogram and a polygon:

Figure of Excercise 2 Histogram for high students

~~* CHAPTER 1 PRESENTATION OF DATA *~~