Statistic

Determining the formula Median Data Together

In the previous post, the author has to bring a decrease in formula mode data group.  In the post this time, the author will present a decrease in median formula to collect the data.
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Posted by admin - December 23, 2008 at 9:11 am

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Permutations and Combinations

Counting methods for determining the number of ways that members of a group can be arranged when order is a distinguishing factor (permutations) and when it is not (combinations). 

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Posted by admin - December 20, 2008 at 4:41 pm

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Standard Deviation and Variance

Defines standard deviation and variance. Explains their advantages over other measures of dispersion and how to calculate them for both populations and samples
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Posted by admin -  at 4:28 pm

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Dispersion

Covers methods of measuring variation in data, including range, average deviation, variance and standard deviation.

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Posted by admin -  at 4:25 pm

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Central Tendency

Introduces the mean, median, and mode, and summarizes when each measure is most appropriate for describing the typical value of data. 

 

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Posted by admin -  at 4:07 pm

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Probability

Discusses concepts of probability, outcomes and events, the law of addition, conditional probability, and the law of multiplication.  

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Posted by admin -  at 9:09 am

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