CHI-SQUARED DISTRIBUTIONS

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Miscellaneous

 

Written by:

Wade H

 

Date added:

March 2, 2014

 

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University

 

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A

 

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3 / 643

 

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The test is used for nominal data (two nominal variables ?V see a separate post on more explanation of nominal data) that are independent. All events in the table should be independent. This means that no two frequencies can be based on the same individual. Unlike the normal and t-distributions, the ?q2-distribution is not symmetric...
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All events in the table should be independent. This means that no two frequencies can be based on the same individual. Unlike the normal and t-distributions, the ?q2-distribution is not symmetric. Like the t-distribution, the ?q2-distribution consists of a whole family of distributions distinguished by a single whole number parameter, called the number of degrees of freedom What do we mean by Degrees of Freedom? Statisticians use the terms "degrees of freedom" to describe the number of values in the final calculation of a statistic that are free to vary...
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