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Performance of stock screeners. Investment companies
Chapter , Problem 42E(choose chapter or problem)
Investment companies provide their clients with automated tools - called stock screeners - to help them select a portfolio of stocks to invest in. The American Association of Individual Investors (AAII) provides statistics on stock screeners at its Web site, www.aaii.com. The next table lists the annualized percentage return on investment (as compared to the Standard & Poor’s 500 Index) for 13 randomly selected stock screeners. (Note: A negative annualized return reflects a stock portfolio that performed worse than the S&P 500.)
\(\begin{array}{lllllllllllll} \hline 9.0 & -.1 & -1.6 & 14.6 & 16.0 & 7.7 & 19.9 & 9.8 & 3.2 & 24.8 & 17.6 & 10.7 & 9.1 \\ \hline \end{array}\)
a. Compute the mean for the data set. Interpret its value.
b. Compute the median for the data set. Interpret its value.
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QUESTION:
Investment companies provide their clients with automated tools - called stock screeners - to help them select a portfolio of stocks to invest in. The American Association of Individual Investors (AAII) provides statistics on stock screeners at its Web site, www.aaii.com. The next table lists the annualized percentage return on investment (as compared to the Standard & Poor’s 500 Index) for 13 randomly selected stock screeners. (Note: A negative annualized return reflects a stock portfolio that performed worse than the S&P 500.)
\(\begin{array}{lllllllllllll} \hline 9.0 & -.1 & -1.6 & 14.6 & 16.0 & 7.7 & 19.9 & 9.8 & 3.2 & 24.8 & 17.6 & 10.7 & 9.1 \\ \hline \end{array}\)
a. Compute the mean for the data set. Interpret its value.
b. Compute the median for the data set. Interpret its value.
ANSWER:
Step 1 of 5
We will find both the mean and the median from the data set provided above and interpret them.
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