当前位置： 找题吧 >  CFA特许金融分析师 CFA考试LevelⅠ
[单选题]

A sample of 240 managed portfolios has a mean annual return of 0.11 and a standard deviation of returns of 0.23. The estimate of the standard error of the sample mean is closest to:

A.0.00096.

B.0.00710.

C.0.01485.

参考答案与解析：

相关试题

A sample of 240 managed portfolios has a mean annual return of 0.11 and a standard deviation of retu

[单选题]A sample of 240 managed portfolios has a mean annual return of 0.11 and a s

  • 查看答案

    • A sample of 25 observations has a mean of 8 and a standard deviation of 15. The standard error of th

    [单选题]A sample of 25 observations has a mean of 8 and a standard deviation of 15.

  • 查看答案

    • A sample of 25 observations has a mean of 8 and a standard deviation of 15. The standard error of th

    [单选题]A sample of 25 observations has a mean of 8 and a standard deviation of 15.

  • 查看答案

    • An asset has an annual return of 19.9%, standard deviation of returns of 18.5%, and correlation with

    [单选题]An asset has an annual return of 19.9%, standard deviation of returns of 18

  • 查看答案

    • Assume that a population has a mean of 14 with a standard deviation of 2. If a random sample of 49 o

    [单选题]Assume that a population has a mean of 14 with a standard deviation of 2. I

  • 查看答案

    • Annual returns on small stocks have a population mean of 12% and a population standard deviation of

    [单选题]Annual returns on small stocks have a population mean of 12% and a populati

  • 查看答案

    • The standard error of the sampling distribution of the sample mean for a sample size of n drawn from

    [单选题]The standard error of the sampling distribution of the sample mean for a sa

  • 查看答案

    • ·Mean annual return 　　　　　　　　　4%<br />　　·Mean excess return 　　　　　　　　　8.6%<br />　　·Standar

    [单选题]·Mean annual return 　　　　　　　　　4%　　·Mean excess return 　　　　　　　　　8.6%　　·Standa

  • 查看答案

    • A stock has a correlation of 0.45 with the market and a standard deviation of returns of 12.35%. If

    [单选题]A stock has a correlation of 0.45 with the market and a standard deviation

  • 查看答案

    • A stock has a correlation of 0.45 with the market and a standard deviation of returns of 12.35%. If

    [单选题]A stock has a correlation of 0.45 with the market and a standard deviation

  • 查看答案

    • A sample of 240 managed portfolios has a mean annual return of 0.11 and a standard deviation of retu