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The organisation of knowledge pertaining to a quantitative phenomenon involves the following four stages:

1. Unorganised or organised data

two. Discrete or ungrouped

3. Grouped

four. Ongoing

Ungrouped frequency distribution

A a lot better way of the illustration of the information is to express it in the kind of a discrete or ungrouped FD the place we count the quantity of times each price of the variable takes place in the above info. This is facilitated by the approach of tally marks or tally bars as spelled out beneath:

In column I we want to location all the feasible values of the variable. In the second column a vertical bar referred to as the tally mark is place versus the amount each time it takes place. Immediately after a particular worth has transpired 4 periods, for the fifth occurrence we place a cross tally mark on the first 4 tally bars to give us a block of five. When it happens for the sixth time we set another tally mark towards it and for the tenth occurrence we yet again place a cross tally mark on the sixth to ninth tally bars to get one more block of 5 and so on. In scenario of frequency distribution X/f the  [http://www.migente.com/your_page/blog/view_posting.html?pid=4048002&profile_id=8062427&profile_name=busfreon75&user_id=8062427&username=busfreon75&preview=1 Indicate and Normal Deviation of Frequency Distribution] arithmetic suggest

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