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Use the following three statements to answer this question: I. Beta is constant over time. II....

Use the following three statements to answer this question:

I. Beta is constant over time.

II. Empirically beta is never negative.

III. Negative beta implies a negative standard deviation.

I, II and III are correct.

I, II and III are incorrect.

I is correct, II and III are incorrect.

I, II are incorrect, III is correct.

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Answer #1

I, II and III are incorrect

I is incorrect because beta is not constant, but changes over time.

II is incorrect because beta has been observed to be negative in some cases.

III is incorrect because standard deviation is an absolute measure and can never be negative

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