Classification of Data
The process of arranging data into homogenous groups or classes according to some common characteristics present in the data is… Click here to read more
The process of arranging data into homogenous groups or classes according to some common characteristics present in the data is… Click here to read more
The process of placing classified data into tabular form is known as tabulation. A table is a symmetric arrangement of… Click here to read more
(1) First the data are classified and then they are presented in tables, and classification and tabulation in fact go… Click here to read more
A statistical table has at least four major parts and some other minor parts. (1) The Title (2) The Box… Click here to read more
A frequency distribution is a tabular arrangement of data into classes according to size or magnitude along with corresponding class… Click here to read more
The following steps are involved in the construction of a frequency distribution. (1) Find the range of the data: The… Click here to read more
Construct a frequency distribution with the suitable class interval size of marks obtained by 50 students of a class, which… Click here to read more
Discrete data is generated by counting, and each and every observation is exact. When an observation is repeated, it is… Click here to read more
The total frequency of all classes less than the upper class boundary of a given class is called the cumulative… Click here to read more
We have discussed the techniques of classification and tabulation that help us organize the collected data in a meaningful fashion…. Click here to read more
A simple bar chart is used to represent data involving only one variable classified on a spatial, quantitative or temporal… Click here to read more
In a multiple bars diagram two or more sets of inter-related data are represented (multiple bar diagram faciliates comparison between… Click here to read more
A sub-divided or component bar chart is used to represent data in which the total magnitude is divided into different… Click here to read more
A sub-divided bar chart may be drawn on a percentage basis. To draw a sub-divided bar chart on a percentage… Click here to read more
A pie chart can used to compare the relation between the whole and its components. A pie chart is a… Click here to read more