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Find the critical values for a 95% confidence interval using the chi-square distribution with 23 degrees...

Find the critical values for a 95% confidence interval using the chi-square distribution with 23 degrees of freedom. Round the answers to three decimal places.

Critical values are _____ and ____

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Answer #1

using excel

we have

Lower Chi-Square Value 11.6886 CHISQ.INV.RT(1-0.025, 23)
Upper Chi-Square Value 38.0756 CHISQ.INV.RT(0.025, 23)

the critical values for a 95% confidence interval using the chi-square distribution with 23 degrees of freedom are

11.689 and 38.076

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