Several reaserchers have been concerned with the graphical representation of data, from what is considered to be the first to introduce its. Try to clarify different types of relationships within diagrams. Tabular presentation of data tabulation involves the orderly and systematic presentation of numerical data in a form designed. Graphs enable us in studying the cause and effect relationship between two variables. A diagrammatic reasoning test is very similar to a logical reasoning test. A graphical presentation is the easiest way to depict a. Frequency tables are useful methods of presenting data. A graph is a sort of chart through which statistical data are represented in the form of lines or curves drawn across the coordinated points plotted on its surface.
Diagrammatic representation of data uses and limitations simple, multiple, component and percentage bar diagrams pie chart diagrams diagrams are various geometrical shape such as bars. Jul 05, 2019 statistics for economics class 11 notes chapter 4 presentation of data textual presentation in textual presentation, data are a part of the text of study or a part of the description of the subject matter of study. A graphic representation is the geometrical image of a set of data. One of the most convincing and appealing ways in which statistical results may be. With large amounts of data graphical presentation methods are. Graphic presentation of data publish your articles. The presentation of statistics in the form of graphs facilitates many processes in economics. Diagrammatic representation of data presentation of data. Scribd is the worlds largest social reading and publishing site. Presentation of data in statistics definition notes pdf. Ncert solution class 11 statistics presentation of data.
Besides textual and tabular presentations of statistical data, the third and perhaps the most attractive and commonly used popular modem device to exhibit any data in a systematic manner is to represent them with suitable and appropriate diagrams and pictures. Chapter 2 graphical methods for presenting data pdf4pro. But it also has some disadvantages so for that reason we are. The transformation of data through visual methods like graphs, diagrams, maps and charts is called representation of data. Statistics diagrammatic presentation for all videos of statistics visit. Diagrams play an important role in statistical data presentation. Diagrammatic presentation of data is a time consuming process. The input for such graphical data can be another type of data itself or some raw data. Text is the principal method for explaining findings, outlining trends. But it also has some disadvantages so for that reason we are giving here some advantages and disadvantages of graphical representation of data. Limitations of diagrammatic presentation cost accounting. The questions measure your ability to infer a set of rules from a flowchart or sequence of diagrams and then to apply those rules to a new.
Let us make an indepth study of the graphical representation of statistical data. Classification,tabulation,graphical and diagrammatic. Diagrammatic reasoning is reasoning by means of visual representations. Diagrams are based on scale but are not confined to points or lines. Diagrammatic reasoning tests assess your logical reasoning ability. A fact that an ordinary man can not understand easily, could understand in a better way by. It always depends on the type of information in a particular domain. There is a saying that a picture is worth 10,000 words as it simplify the complicated info and allow audiences to get a better understanding. Presentation of data in statistics definition notes pdf important terms and concepts. A graphic representation is the geometrical image of a set of. The presentation of data means exhibition of data in such a clear and attractive manner that these can be easily understood and analysed. It is easy to understand and it is one of the most. It enables us to think about a statistical problem in visual terms.
Advantages and disadvantages of graphical representation of data. Below is the line graph showing the number of buses passing through a particular. The limitations of diagrammatic presentation of cost information diagrams and graphs do not depict perfectly accurate data. Diagrammatic presentation of data is just an approximation of the actual behaviour of the variables.
Explain limitations of diagrammatic representation. Us20120265773a1 querybased diagrammatic presentation of. This video is highly rated by b com students and has been viewed 446 times. The transformation of data through visual methods like graphs, diagrams, maps and charts is called. A common syntax for the graphical presentation of program interpretation and transformation involves the classical ifor interpreter and tfor translator, meaning compiler diagrams, referring to the. Clearly, the total angle of 360 at the center of the circle is divided according to the values of the components. Line chart, bar diagrams and histogram graphical representation of data variables. It is easy to understand and it is one of the most important learning strategies. Only a limited set of data can be presented in the form of diagram.
Sep 08, 2018 statistics diagrammatic presentation for all videos of statistics visit. In graphical form data can further be presented in a simpler and even easier form by means of using graphical form. Mar 17, 2018 the presentation of data means exhibition of data in such a clear and attractive manner that these can be easily understood and analysed. Graphical representation types, rules, principles and merits. Such a form of the presentation of data makes it easy to understand the patterns of population growth. A graph is a sort of chart through which statistical data are represented in the form of lines or curves drawn across the coordinated. Module 6 collection and presentation of data notes presentation and analysis of data in economics 30 making. Tabulation orderly arrangement of data in rows and columns. A graphical presentation is the easiest way to depict a given set of data. Textual or descriptive presentation tabular presentation diagrammatic presentation. May 29, 2017 meaning of graphical representation of data a picture is said to be more effective than words for describing a particular thing. A brief introduction to diagrammatic presentations in order to represent data effectively, one can use this advanced technique called diagrams that gives an interesting form to your presentation. In this article, the techniques of data and information presentation in textual, tabular, and graphical forms are introduced.
Every one should know this advantages and disadvantages. Diagrammatic representation of data uses and limitations simple, multiple. In a pie chart, the various observations or components are represented by the sectors of a circle and the whole circle represents the sum of the value of all the components. The statistics can be presented in attractive and effective way by graphs. It exhibits the relation between data, ideas, information and concepts in a diagram.
Graphical view is vastly used in every type of data or report. O the data presentation in statistics may be numerical or graphical. Diagrams do not present the small differences properly. Diagrammatic presentation is used to present data classified according to categories and geographical aspects. The line joining these data points shows the trend of change. Start studying diagrammatic and graphical representation of data statistics. Diagrammatic representation of data uses and limitations simple, multiple, component and percentage bar diagrams pie chart diagrams diagrams are various geometrical shape such as bars, circles etc. Jul 19, 2018 diagrammatic and graphical representation of data 1. Generally, simple bar diagrams are used to represent time series data for a single entity. Graphical representation is a way of analysing numerical data. For graphical illustration of such data, height for area of a rectangle is the quotient of height i. Graphical representation of data ppt power point presentation graphical representation of data ppt line diagram, bar diagram, histogram, frequency curve, ogive and pie chart.
Diagrammatic reasoning tests s free practice questions. They are more attractive and easier to understand than graphs. A method for providing a querybased diagrammatic presentation of data includes generating a filter element that defines a set of groups and includes a set of declarative queries that define information to be included in the set of groups. Presentation of data class 11 notes economics mycbseguide. Diagrammatic representation of data onlinemath4all. Just one diagram is enough to represent a given data more effectively than thousand words. Improving your diagrammatic abilities some tips for improving diagrammatic abilities are provided below. It easy to understand diagrams even for ordinary people. Solved examples for diagrammatic representation of data. On the other hand, graphical presentation is used in situations.
Chapter 1 data representation techniques shodhganga. Statistics for economics class 11 notes chapter 4 presentation of data textual presentation in textual presentation, data are a part of the text of study or a part of the description of. Below is the line graph showing the number of buses passing through a particular street over a period of time. The study of diagrammatic reasoning is about the understanding of concepts and ideas, visualized with the use of diagrams and. A simple bar diagram represents only a single set of numerical data. Frequency distribution of data graphic presentation of data. Diagrammatic tests use shapes, patterns and figures, rather than numbers and words. A graphical representation is a visual display of data and statistical results. Data point corresponds to the change over a period of time. Diagrammatic reasoning tests are often used by companies to assess candidates who have applied for technical roles, or roles that require complex problem solving. Besides textual and tabular presentations of statistical data, the third and perhaps the most attractive and. To introduce diagrammatic and graphical statistical methods that allows managers to.
We use these representations in order to gain better insight and. Graphical representation of data line graph, bar diagram. There are generally three forms of presentation of data. The transformation of data through visual methods like graphs, diagrams. With large amounts of data graphical presentation methods are often clearer to understand. Only a limited set of data can be presented in the form of a diagram. There are no fixed rules about the dimensions, but we may follow an important suggestion given by lutz in the book entitled graphic presentation that the. Classification,tabulation, graphical and diagrammatic presentation of data free download as powerpoint presentation. We use these representations in order to gain better insight and understanding of the problem we are studying pictures can convey an overall message much better than a list of numbers.
Meaning of graphical representation of data a picture is said to be more effective than words for describing a particular thing. It is not very easy to arrive at final conclusion after seeing the diagram. It is also called statistical data or simply statistics. The questions measure your ability to infer a set of rules from a flowchart or sequence of diagrams and then to apply those rules to a new situation. The tabular data in such case is processed data itself but provides. Its an assessment that measures your ability to interpret data and solve problems. It make a data more easier to understand also it has lot more advantages like this. Graphic representation is another way of analysing numerical data. Learn vocabulary, terms, and more with flashcards, games, and other study tools. You can also download all the notes of chapter in pdf format fr. One of the most convincing and appealing ways in which statistical results may be presented is through diagrams and graphs.
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