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I invested the same amount, $100 in each of 50 stock picks. The average amount I made was $110, and the standard deviation of
I invested the same amount, $100 in each of 50 stock picks. The average amount I made was $110, and the standard deviation of the amount I made was 45. Test the null hypothesis that I have no skill: i.e., the population mean of the amount I made back was $100. Make sure to state your conclusion about whether I have skill or not.
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3 To test the null hypothesis that you have no skill ie the population mean of the amount you made b...
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Understanding Business Statistics
Authors: Stacey Jones, Tim Bergquist, Ned Freed
1st edition
1118145259, 978-1118145258
