If Variables with a Multivariate Normal Distribution Have Covariances That

question 29

Multiple Choice

If variables with a multivariate normal distribution have covariances that equal zero, then

• A)the correlation will most often be zero, but does not have to be.
• B)the variables are independent.
• C)you should use the χ² distribution to calculate probabilities.
• D)the marginal distribution of each of the variables is no longer normal.

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A social unit living together in the United States, characterized by varying structures including nuclear, single-parent, extended, and more, influenced by diverse cultural backgrounds.

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