PPT-Misleading Graphs and Statistics

Thanks to Mr Hammond wwwmrhammondorgmathmathlessons78ppt Review We have been looking at many different ways to present data Now lets see how people can use these charts and graphs to mislead you. Uses and Abuses of Statistics. Objective: . To identify common errors and misuses of statistics. CHS Statistics. Practical Uses of Statistics. Poll results are used to determine the television shows we watch and the products we purchase.. Discovering Mathematics. Session 4. Simultaneous Equations. Two equations with common unknowns can be solved by elimination or by substitution.. Eg. . . i. ) . Eqn. a) 10x + 3y = 2 and Eqn. b) 2x + 2y = 6. WHAT IS MISLEADING ABOUT THIS GRAPH?. ANSWER. : VERTICAL AXIS DOESN’T BEGIN AT . 0. SO LOOKS AS THOUGH HOUSING PRICES HAVE TRIPLED. . This graph makes a truer comparison.. WHAT IS MISLEADING ABOUT THIS GRAPH?. 2-3. In addition to the histogram, the frequency polygon, and the . ogive. , several other types of graphs are often used in statistics. They are the bar graph, Pareto chart, time series graph, and pie chart. . Misleading Graphs. Good . graphs are extremely powerful tools for displaying large quantities . of complex . data; they help turn the realms of information available today . into knowledge. . But, unfortunately, some graphs deceive or mislead. This . Chapter 3. Uses of Graphs. Positive and negative uses. . Can accurately and succinctly present information. Can reveal/conceal complicated data. Graphing in the information age: a critical skill. “The Most Misleading Graph Ever Published”. Liew Xuan Qi (A0157765N). Cheong Hui Ping (A0127945W). Hong Chuan Yin (A0155305M). Curtains at Number Ten:. predicting the general election. Significance 7 (1), 24–26.. Moon, N. (2010).. What happens in an election?. Instructions – using H7. Read through the . first . 4 . slides to understand how graphs can be used to misrepresent data, or at least try to mislead you.. On a new slide explain CLEARLY how the next . Uses and Abuses of Statistics. Objective: . To identify common errors and misuses of statistics. CHS Statistics. Practical Uses of Statistics. Poll results are used to determine the television shows we watch and the products we purchase.. Objective: . To identify common errors and misuses of statistics. CHS Statistics. Practical Uses of Statistics. Poll results are used to determine the television shows we watch and the products we purchase.. The vertical scale is too big or too small, or skips numbers, or doesn’t start at zero.. The graph isn’t labeled properly.. Data is left out.. But some real life misleading graphs go above and beyond the classic types. Some are intended to mislead, others are intended to shock. And in some cases, well-meaning individuals just got it all plain wrong. These are some of my favorite recent-history misleading graphs from real life.. Module 7 False or misleading advertising practices The Australian Competition and Consumer Commission’s Tertiary Online Education Program Module 7 Overview Learning Objectives Explain the concept of misleading or deceptive conduct and the possible consequences of not complying with this law Economist’s. . Toolbox. Objectives. Demonstrate how and . why. . economists. use . economic. . models. Understand. how and . why. . economists. use . statistics. , . charts. , tables, and graphs. Objective: . To identify common errors and misuses of statistics. CHS Statistics. Practical Uses of Statistics. Poll results are used to determine the television shows we watch and the products we purchase..