The chi-square distribution is skewed to the left (negatively skewed), but as degrees of freedom increase, it approaches the shape of the binomial distribution.

Question

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The chi-square distribution is actually not skewed to the left, but is positively skewed. As the degrees of freedom increase, the shape of the chi-square distribution approaches a normal distribution, not a binomial distribution.

The Chi-Square Distribution Is Skewed to the Left (Negatively Skewed)