Multiple Choice
Which of the following conditions is needed regarding the chi-squared test statistic for the test of variance?
A) The population random variable must be normal.
B) The test statistic must be a non-negative number.
C) The test statistic must have a chi-squared distribution with n - 1 degrees of freedom.
D) All of these choices are true.
Correct Answer:
Verified
Correct Answer:
Verified
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