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# Chi-square distribution: Probabilities and percentiles

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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.

##### Solution Summary

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

##### Measures of Central Tendency

Tests knowledge of the three main measures of central tendency, including some simple calculation questions.

##### Measures of Central Tendency

This quiz evaluates the students understanding of the measures of central tendency seen in statistics. This quiz is specifically designed to incorporate the measures of central tendency as they relate to psychological research.

##### Terms and Definitions for Statistics

This quiz covers basic terms and definitions of statistics.