本帖最后由 Kakashi_8 于 2015-7-16 14:02 编辑 5 T6 H6 R9 b6 l
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Question：6 Which of the following standards may be violated when investment advisors cover their own trading errors with compensating trades? A)
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9 p1 u, X7 {* c9 v, s | Prohibition Against Plagiarism. 5 D& m9 C. C' I: y
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| B)
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| Disclosure of Conflicts to Clients and Prospects.
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' ]( W8 v; x5 p+ Q9 Y Z2 O | Reasonable Basis and Representations.
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9 `* K$ A& M* J6 g% U/ e | Independence and Objectivity.
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Question：7 Which of the following is one of the four requirements for meeting fiduciary obligations with regard to soft dollar arrangements? Commissions: A)
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| paid must be minimized. 4 F* G3 g( E$ h( U2 x( ~
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| cannot be greater than normal unless the trades being placed are in compensation for a trading error.
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| C)
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| paid must be reasonable in relation to the research and execution services provided.
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| D)
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| paid must be held in escrow for the benefit of the client. $ r8 V; ]) V+ {* f& T- K9 a1 }
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Question：8 Which of the following statements regarding heteroskedasticity is FALSE? A) % h2 ]0 O1 I; ^0 I7 k
3 H+ W# n6 k: M | The assumption of linear regression is that the residuals are heteroskedastic.
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| Heteroskedasticity may occur in cross-section or time-series analyses. B D1 B' M& Q3 r
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) ]1 u: B/ f1 ?8 g | Heteroskedasticity results in an estimated variance that is too large and, therefore, affects statistical inference. 5 v/ g9 S1 Q9 r8 ^, J) h
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| Conditional heteroskedasticity is the case in which the residuals are correlated with the values of the independent variables.
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Question：9 Given: Y = 2.83 + 1.5X What is the predicted value of the dependent variable when the value of an independent variable equals 2? A)
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Question：10 The variance of 100 daily stock returns for Stock A is 0.0078. The variance of 90 daily stock returns for Stock B is 0.0083. What are the hypotheses to test whether these variances are different from one another? A)
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, [, X8 M$ b9 A) z j p/ v4 G | H0: σA2 = σB2 versus Ha: σA2 ≠ σB2. ) G1 ^( k/ w$ T; ]
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% \2 D! O7 r! o. X- e | H0: σA2 ≠ σB2 versus Ha: σA2 = σB2. & |* M& i6 A: \6 p
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