Portfolio Expected Return and Variance of Return：Return,RjFirst= 7.50 + 12.50 + 3.75 = 23.75.

Money-Weighted Rate of Return & Time-Weighted Rate of Return：[Solutions] C

Management Commentary or Management’s Discussion and Analysis：1 the nature of the business;2 management’s objectives and strategies:information.Off-balance-sheet obligations and about contractualreported financial results.

Portfolio Expected Return and Variance of Return：= 8112 = 9. Thus:RjB.C.FirstEXY = EXEY

Measures of Central Tendency：mean is the sum of the observations divided by the number of observations.:In:an odd-numbered sample of n items,The0.8% higher than the mean for Portfolio R.

Measures of Sustainable Growth：One way is to use the growth accounting equation. Problem:real GDP that a worker can produce in one hour of work.KLPotential GDP = Aggregate hours worked × Labor productivity

What are the responsibilities of the members in reference to the CFA Institute?：Once accepted as a member:每年交述职报告和年费but must not over promise the competency and future investment results.Case

What members and candidates should notice in CFA examinations?：or security of the CFA examinations.（不能恶心CFA），考试不能作弊:考试内容要保密:A. No.:Responsibilities as a CFA Institute Member.right④Case

How to determine if an investment decision or investment proposal is suitable for clients?：作出投资决策或投资建议前，评估整个投资组合是否适合客户。must only make investment recommendations or take investment actions that are consistent with the stated objectives and constraints of the portfolio. （如果投资前对投资目标及限制进行过约定。