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Which of the following statements are true? 1. The correlation coefficient exists on a range of -1 to +1 whereas covariance does not. 2. The correlation coefficient reports the direction of the relationship between the returns of two risky assets (positive, negative, or zero), whereas covariance does not.

Which of these statements are true regarding the Capital Asset Pricing Model? 1. The market portfolio maximizes the amount of return that a portfolio can achieve in relation to portfolio risk. 2. Any portfolio along the efficient frontier is equally desirable. 3. The minimum variance portfolio is the best portfolio that an investor can have.

If a 6×3 matrix A has rank 3, then  dim Nul A is [a] dim Row A is [b] rank is [c] 

Consider the hypothetical chemical reaction represented by the equation 3 A + 2 B → A3B2 Which of the following is a correct interpretation of this equation?i. 3 grams of A react with 2 grams of B to form 1 gram of A3B2ii. 3 atoms of A react with 2 atoms of B to form 1 molecule of A3B2iii. 3 moles of A react with 2 moles of B to form 1 mole of A3B2

When the naïve diversification by Evans and Archer is repeated with a security universe that includes international securities, the level of systematic risk generally:

Which of these best describes foreign exchange risk?

If A is a 3×4 matrix, what is the largest possible dimension of the row space of A? 

For what value(s) of h will y be in the subspace of spanned by if 

How many electrons are there in 15N3−?

Which of the following correctly lists the elements helium, neon, and argon in order of increasing first ionization energy?