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Chi-square distribution: Probabilities and percentiles

Use a calculator to solve the following problems:

Suppose that X follows a chi-square distribution with 28 degrees of freedom. Compute P(22 <= X <= 40)

Suppose that follows a chi-square distribution with 30 degrees of freedom. Find k such that P(X >= k) = 0.025.

Find the median of the chi-square distribution with 14 degrees of freedom.

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Solution Summary

How to find probabilities and percentiles of a chi-square distribution using EXCEL functions.