The Statistic Is Chi-Squared Distributed with N-1 Degrees of Freedom

question 35

Multiple Choice

The statistic is chi-squared distributed with n-1 degrees of freedom only if:

• A) the population is normally distributed with variance equal to
• B) the sample is normally distributed with variance equal to
• C) the sample has a Student t distribution with degrees of freedom equal to n-1
• D) all of these
• E) none of these

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