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Value for X^2 left for 95% confidence interval when n=18
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Value for X^2 left for 95% confidence interval when n=18

User AussieDan
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1 Answer

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Given that n = 18, then the degree of freedom is n - 1 = 17.

From the table of Chi Square
(X^2)

The value of
(X^2) to the left for 95% confidence interval given a degree of freedom of 17 is 8.672
User Sarath
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