Data visualization is a pivotal part of a presentation. We want to have indications of the data variability. Methods of data collection introduction to methods of data collection the nature of observations. There are many different scenarios where large amounts of data must be displayed to an audience a business may need to present sales figures to their directors, a research team may need to display their findings to investors, or a teacher may need to display statistics to their students for example. For a novice, there is no difference between a static presentation and a data driven presentation. The graph on the right shows the same information presented as a box plot. This is easy to interpret, but the viewer cannot see that the data is actually quite skewed. The presentation of data is not as easy as people think. For example, if we wanted to measure aggressive behavior in children, we could collect those data by observing children with our eyes, by using. An excellent presentation can be a deal maker or deal breaker. The simplest of line graphs is the single line graph, so called because it displays. Sampling techniques introduction to sampling distinguishing between a sample and a population simple random sampling step 1.
Tabulation orderly arrangement of data in rows and columns. Check out our video on food presentation for a visual guide. Some people make an incredibly useful presentation with the same set of facts and figures which are available with others. Contacting members of the sample stratified random sampling convenience sampling quota sampling thinking critically about. It is a messy, ambiguous, timeconsuming, creative, and fascinating process. They can make an article easy to understand, attract and sustain the. In this article we will discuss about the presentation methods of statistical data. For example, if we wanted to measure aggressive behavior in children, we could collect. Presenting data can be a tricky proposition, because different rules apply in different contexts. For easy comparison of different methods of presentation, let us.
The presentation of data when significant amounts of quantitative data are presented in a report or publication, it is most effective to use tables andor graphs. The delivery was inspiring, the mood was electric, and it was all about statistics. Perceptual edge common mistakes in data presentation page 3 figure 1 shows an example on the left taken from visual minings website of a graph thats inappropriate for the message, compared to one that i made on the right to illustrate a more appropriate choice. Data presentation types type picture description proscons table a table shows the raw data presented in rows and columns. Only join up the points if the data are continuous. Using gis maps are a powerful technique for representing spatial relationships, but they can take a long time to draw by hand.
Chapter 2 graphical methods for presenting data pdf4pro. Organize content keep story simple use visual aids rehearse, rehearse, rehearse giving the talk. Ir frequently generates large volumes of data that require organization, summarizing and visualization so they can be used for various kinds of communication and advocacy, and for different purposes andor audiences. Qualitative data analysis is a search for general statements about relationships among categories of data. Fuzzy logic is applied to cope with the uncertainty in data mining problems. We retained just the two data sets required to make our point. This channelizes the audience attention to where it matters. The main reason is to learn the theory of sampling. Cons should be used for comparison between discrete categories, e. Second only to you the information you bring and how you present it is your powerpoint slides. This chapter gives some guidelines and techniques for water quality data analysis and. Complex sampling techniques are used, only in the presence of large experimental data sets. In this guide there is an explanation of the various ways in which we do this. There is an art to taking data and creating a story out of it that fulfills the purpose of the presentation.
Presentation of data with simple animation makes data powerful. Learn vocabulary, terms, and more with flashcards, games, and other study tools. The significance and importance of data presentation. Textual presentation the data gathered are presented in paragraph form.
Stem and leaf plots are a quick and easy way of representing data graphically. Furthermore, by combining data, visuals, and text, your audience will get a clear understanding of the current situation, past events, and possible conclusions and recommendations that can be made for the future. Yes, statistics a topic most often associated with dry and boring presentations. Each presentation mode provides a different way of looking. Introduction to methods of data collection by now, it should be abundantly clear that behavioral research involves the collection of data and that there are a variety of ways to do so. If time is one of the variables, always plot it on the xaxis.
The plot system generates presentations in response to user instructions or based on information contained in configuration files. Making data meaningful part 2 a guide to presenting statistics. The presentation itself is mostly the same, and the data on it, is dynamic. Presentation of data this refers to the organization of data into tables, graphs or charts, so that logical and statistical conclusions can be derived from the collected measurements. Ultrasonic data can be collected and displayed in a number of different formats.
Tables permit the actual numbers to be seen most clearly, while graphs are superior for showing trends and changes in the data. Should be used for small datasets for comparison, e. Chapter 10 data handling and presentation world health. Data and presentation techniques for fast, simple, and. Tuftes five secrets find good examples and copy them. Learn the given data presentation tips to make the right choi slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Your findings can be presented with a range of graphical and mapping techniques. The bar chart is one of the most common methods of presenting data in a. Hans rosling uses six simple techniques for presenting data which transform a runofthemill presentation into a mustsee presentation.
First, it is a visual way to look at the data and see what happened and make interpretations. This is a very effective way to get your point across in less than 2 seconds, when your chart has a lot of elements. Before that, we will introduce some basic concepts of types of data and methods of data collection. Data analysis is the process of bringing order, structure and meaning to the mass of collected data. The simple diagram below shows the different categories of your audience. Adding visual aspect to data or sorting it using grouping and presenting it in the form of table is a part of the presentation. Data presentation and analysis plays an essential role in every field. Data presentation guide best visuals, charts and storytelling. Tabulation can be in form of simple tables or frequency distribution table i. An understanding of food plating techniques will help your staff to improve overall presentation and enhance the dining experience for your guests. Tabulation is the first step before data is used for analysis. Jun 11, 20 forbes takes privacy seriously and is committed to transparency. My technique of habituating the gorillas was simple but essential, for i could only obtain unbiased. Presentation methods of statistical data statistics.
Simple tips to design your powerpoint presentation better. All these four steps are interwoven and cannot be considered isolated from one another. Start studying data presentation methods advantages and disadvatages. Pros shows all data precise cons can be hard to interpret or see patterns pie chart a pie chart shows data as a. It is a relatively new field but has a great potential for extracting valuable information from different data sets. Tables are devices for presenting data simply from masses of statistical data. Chapter 6 methods of data collection introduction to.
Weve seen 100s of presentations and weve developed our own best practices when presenting data to any audience. The range is the difference between the highest and lowest values in a set of data. Simple random sampling, systematic sampling, stratified sampling fall into the category of simple sampling techniques. Rapid surveys are no exception, since they too use a more complex sampling scheme. Multiple pie charts can be used with the radius of the circle having meaning. With this presentation method one gets a better understanding of the skewed distribution and how the groups compare. Data presentation the purpose of putting results of experiments into graphs, charts and tables is twofold. They can be used with both discrete and continuous data. Oral presentation techniques 2 oral presentation techniques. Frequency tables are useful methods of presenting data.
The tools provided to automatically generate the images below are all very quick and easy to use. The three most common formats are know in the ndt world as ascan, bscan and cscan presentations. Data presentation and analysis or data analysis and presentation. The application is a data analysis and presentation system which provides the user with quick and automated mechanisms for plotting measurement data and performing simple analyses. But alone it does not really gives us an idea of how the data is distributed. Many of the most appropriate types of data presentation techniques used to visualise raw geographical data are shown on this page. A basic guide to food presentation webstaurantstore. If not designed well, a powerpoint can be disengaging or distracting regardless of the content quality. There are many ways in which you can present numerical data. Insert dle before accidental dle in data remove stuffed character at destination fig 34 8 the ohio state university raj jain bit stuffing delimit with special bit pattern bit flags stuff bits if pattern appears in data remove stuffed bits at destination fig 35. These two go hand in hand, and it will be difficult to provide a complete differentiation between the two.
The decision is based on the scale of measurement of the data. Data usersystem softwarehardware combination of spatial and attribute data allows. Fuzzy logic modeling is one of the probability based data analysis methods and techniques. Geography data presentation techniques and methods. Common mistakes in data presentation perceptual edge. The cost of these can be high when compared with a manual data. Famous quote from a migrant and seasonal head start mshs staff person to mshs director at a. Finally, the pdf is a file format developed by adobe systems adobe. Gis is a tool for managing data about where features are geographic coordinate data and what they are like attribute data, and for providing the ability to query, manipulate, and analyze those data. Forbes takes privacy seriously and is committed to transparency. Before the calculation of descriptive statistics, it is sometimes a good idea to present data as tables, charts, diagrams or graphs. Gis software can quickly draw a range of maps from your data, making it easy to pick the most appropriate map for your enquiry question and for the data type and location. The mean represents the central tendency of the data set.
Presentation of data in statistics definition notes pdf. Presentation of data in statistics definition notes pdf important terms and concepts. Often, the simple clear techniques used to reach a wide audience are. Aug 12, 2015 presenting data can be a tricky proposition, because different rules apply in different contexts.
Golden rules for creating a data visualization powerpoint. Introduction to gis basics, data, analysis case studies. Chapter 6 methods of data collection introduction to methods. Here are some presentation design tips to make sure this doesnt happen to you. Reading lots of numbers in the text puts people to sleep and does little to convey. In this article, the techniques of data and information presentation in textual. So why should we be concerned with simple random sampling.
Data presentation methods advantages and disadvatages. Second, it is usually the best way to show the data to others. Aug, 2014 presentation of data this refers to the organization of data into tables, graphs or charts, so that logical and statistical conclusions can be derived from the collected measurements. With large amounts of data graphical presentation methods are often clearer to understand.