Tag: data handling and analysis

Questions Related to data handling and analysis

For drawing a frequency polygon of a continous frequency distribution, we plot the points whose ordinates are the frequencies of the respective classes and abcissae are respectively :

maths frequency polygons data handling and analysis frequency polygon and frequency curve diagrammatic presentation of data

  1. upper limits of the classes

  2. lower limits of the classes

  3. class marks of the classes

  4. upper limits of perceeding classes

Show answer
Correct Option: C
Explanation:

We draw the class marks on the abscissae, class marks are the mean of lower and upper limit of the class intervals.