Volver a STATISTIC AND PROBABILITY

MEASURES OF DISPERSION

1. In this video you will learn two measures of spread: Variance and Standard Deviation

 

 

2. The effects of Outliers

 

3.Standard Deviation and Variance (Grouped Frequency)

 

4.  Learn the effect of additional data and outliers

http://my.hrw.com/math06_07/nsmedia/lesson_videos/msm1/player.html?contentSrc=8020/8020.xml 

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5. See what the range of a data set is

 http://my.hrw.com/math06_07/nsmedia/lesson_videos/alg1/player.html?contentSrc=6382/6382.xml

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6.Coefficient of Variation


 

 

7. Now practise with Central Tendency and Dispersion

 

http://my.hrw.com/math06_07/nsmedia/homework_help/msm3_2010/msm3_2010_ch09_04.html

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http://my.hrw.com/math06_07/nsmedia/homework_help/msm1_2010/msm1_2010_ch06_02.html

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http://my.hrw.com/math06_07/nsmedia/homework_help/alg1/alg1_ch10_03_homeworkhelp.html 

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http://www.regentsprep.org/Regents/math/algtrig/ATS1/SurveyPractice.htm

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