# Quote: Voltaire on certainty

Doubt is not an agreeable condition, but certainty is an absurd one, a quote by French Philosopher Francois-Marie Arouet (1694 - 1778), more commonly known by his pen name Voltaire. The quote appeared in a letter to Frederick II of Prussia in 1767.
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Date Of Record Creation 2008-04-15 18:09:00 2008-04-15 18:14:00 2008-04-15 18:09:00 M&Ms counting activity Project Poison Applet http://www.poisonapplet.com/ schultzl@rowan.edu 2001 ~1 hour Voltaire University of Minnesota Students find this activity to be one of the highlights of my Elementary Statistics course. http://www.mathspace.com/NSF_ProbStat/Teaching_Materials/Materials_High_School_Teachers/CI%20for%20p TI-83/84 calculator; some instruction is also provided for TI-89 calculator Broken link (Justin) One of the learning goals is for students to distinguish between strong and weak association, however, these terms are not defined in the lesson outline, so the instructor needs to add this element when doing the activity. The outline for using the activity is clear and succinct. The summary at the top of the page is helpful in setting the pedagogical context for the activity. The instructions are specific and flow in a logical sequence. The applet does not have any instructions on how to use it, but its functionality becomes obvious after trying it one or two times. The applet is easy to access and for students to use. It requires a minimal amount of time to learn how to use it. The activity is simple and the students who grasp the concept quickly might quickly lose interest. Creating visual images is essential in helping students grasp and remember the concept of correlation. The example quiz questions for assessment are a key element in an effective activity. 1