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In general, are chi-square distributions symmetric or skewed? if skewed, are they skewed right or left?.

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The chi-square distributions are skewed in general, and they are skewed to the right, or positively skewed. The chi-square distribution curve is right-skewed, and its shape is determined by the degrees of freedom.

What is degree of freedom?

The maximum number of logically independent values, or values with the ability to fluctuate, in the data sample is referred to as degrees of freedom.

Degrees of freedom are frequently used in statistics to describe many types of hypothesis testing, such as the chi-square test.

Thus, chi-square distributions is right-skewed.

For more details about degree of freedom, click here

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