May 31, 2024 · The classification of statistical data is done after considering the scope, nature, and purpose of an investigation and is generally done on four bases; viz., geographical location, chronology, qualitative characteristics, and quantitative characteristics.

May 29, 2024 · What is a Diagram? Statistics performs an important function by presenting a complex mass of data in a simple way that makes it easier to understand. Classification and tabulation are two techniques for presenting data in an understandable form.

Jul 18, 2024 · Classification of data includes classifying the given set of data into different classes according to their similarities and differences. However, tabular presentation of data includes arranging the classified data into rows and columns with suitable heads and subheads.

One of the most effective and interesting alternative ways to present statistical data is through diagrams and graphs. There are several ways in which statistical data may be displayed pictorially, such as different types of graphs and diagrams.

Nov 6, 2024 · Classification is defined as the process of dividing a set of data into different groups or categories so that they are homogeneous with respect to their characteristics and mutually exclusive.

It helps us to classify numerical data, measure uncertainty, test the hypothesis, formulate policies and take valid inferences. Data means information. Data collected expressly for a specific purpose are called ‘Primary data’.

TA, CLASSIFICATION AND TABULATION 3.1 Introduction: Everybody collects, interprets and uses information, much of it in. a numerical or statistical forms in day-to-day life. It is a common practice that people receive large quantities of information everyday through conversations, televisions, computers, the r.

First ask whether the variables are discrete or continuous. Then ask if they measured, ordered or sorted? Then ask which variables are controlled by the researcher and which are observed? The answers will point in the proper analytic direction.

From the least "complex" and most “boring” on the left to the most "complex" and “interesting” on the right, we can organize the data types in the following way: Figure 1.4.1.3 1.4. 1.3: The tree diagram showing the 4 types of data: categorical, ordinal, …

In National 4 Lifeskills Maths interpret statistical information portrayed in several different types of statistical diagrams.