Graphing Skills

Linn, Layman and Nachmias report on middle school students gain in graphing skills [42]. 

Linn, M. C., Layman, J. and Nachmias, R., Cognitive Consequences of Microcomputer-based Laboratories Graphing Skills Development, Journal of Contemporary Educational Psychology, 1985. 

From an educational perspective, we believe that same thing happens for calculus that we have seen for graphing skills there is a decoupling between students formal learning and their understanding. Most introductory physics teachers report students with a formal background in calculus cannot really use calculus because they fail to understand it. The converse seems to be possible with suitable software students can understand calculus intuitively before mastering its formalism. 

Dori, Y. J., Sasson, I. (2008). Chemical understanding and graphing skills in an honors case-based computerized chemistry laboratory environment The value of bidirectional visual and textual representations. Journal of Research in Science Teaching, 45, 219-250. 

Test your IT skills. Try creating Excel spreadsheets based on the Michaelis-Menten equation (Equation 2.9) and its variants (Equations 2.10 and 2.11). Insert into your spreadsheets your own values for JCm, Vmax, [S], [I] and A) and use Excel to plot Michaelis-Menten, Lineweaver-Burke and Eadie-Hofstee graphs. 

The ability to completely understand directions, graphs, charts, and tables is vital in today s Information Age, but as you may know, it is not always easy. With a little practice, these types of questions can be the easiest. This section gives you ample opportunity to hone your skills. 

Because reading is such a vital skill, most firefighter exams include a reading comprehension section that tests your ability to understand what you read. The tips and exercises in this chapter will help you improve your comprehension of written passages as well as of tables, charts, and graphs, so that you can increase your score in this area. 

The answer is c. This question tests your basic math skills. Using the information given in the bar graph, you need to determine the value of each bar and then add those members together. 

Try the following questions to hone your skill at reading tables, graphs, and charts. 

The statistician must also be skilled in the description of the results. The choice of statistical method (in conference with the FDA) and the use of graphs, tables, cross-tabulations, and illustrations all use the descriptive powers of the statistician. The persuasive potential of a document relies on the inferential rea-... 

I want to comment on your report from last week. It was insightful and well researched. I think, though, that you need to brush up on your computer skills — the graphs could have been more detailed than the way you presented them. Could you rework them for me and resubmit them On the whole, however, it was a job well done. ... 

This will be an important element of your course and you will find that this section guides you through the key skills that you will need to develop, from presenting graphs and tables to drawing chemical structures and using statistical tests. 

For help in interpreting graphs, see Appendix B, Study Skills for Chemistry. 

We are about to show you how to solve the Schrodinger equation for a simple but important model for which we can carry out every step of the complete solution using only simple mathematics. We will convert the equations into graphical form and use the graphs to provide physical interpretations of the solutions. The key point is for you to learn how to achieve a physical understanding from the graphical forms of the solution. Later in this textbook we present the solutions for more complex applications only in graphical form, and you will rely on the skills you develop here to see the physical interpretation for a host of important chemical applications of quantum mechanics. This section is, therefore, one of the most important sections in the entire textbook. 

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