November (March)
Quest on Chapter 3-1- Handout. - Pass in completed work to Statistics folder in JHMPer8.
Listen to Khan Academy on Range, Variance and Standard Deviation. Find your weighted and unweighted average for 1st term grade or grade at Progress Report time. November (March)
Review and complete sections 3-1 and 3-2. Quest on Thursday.
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Nov. (March) * Normal Curve or Bell Curve
Normal curve or bell curve with percents in each category (+ or -1 standard deviations from the mean, + or - 2 standard deviations from the mean and + or - 3 standard deviations from the mean.
Standard Deviation The most widely used indicator of dispersion is the standard deviation which is based on the deviation of each score from the mean. Normal Curve
Read the following page on the web.
http://www.fgse.nova.edu/edl/secure/stats/lesson2.htm. Try to understand why standard deviation is important and useful. Can also look at http://www.math.ku.edu/~mandal/math105/les5.html Look over this last lesson and get some general information about when the normal curve and standard deviation are useful Other examples of the normal curve: http://www.ms.uky.edu/~mai/java/stat/GaltonMachine.html http://investing.calsci.com/statistics.html http://ptrow.com/articles/Galton_June_07.htm classwork-homework - Correct Quests and hand in. p.128 #21, p. 129 # 29, and # 31, p. 145 #6 and p. 146 #10 |