What is frequency polygon?
Frequency polygon is a graph showing the frequency distribution. It is drawn by joining the middle points of the upper side of the adjacent rectangles or bars of the histogram with straight lines.
A number or character which represent measurement its called.
A single datum is a single measurement from the
In a tally mark grouping by four and crossing fifth is called.
An ogive is a method in which
If both ends of a group are taken in frequency grouping it is called.
Differentiate between data and information.
What do you mean by data processing?
What is advantage of foot note in a table?
What do you mean by primary sources of data?
Enumerate five sources of secondary data.
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