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-   -   Statistics and probability (https://www.askmehelpdesk.com/showthread.php?t=246807)

  • Aug 8, 2008, 11:17 AM
    erinpape
    Statistics and probability
    Assume we want to estimate the mean IQ for the population of statistics professors. How many must be randomly chosen for IQ tests if we want 95% confidence that the sample mean is within 2 IQ points of the population mean?
  • Aug 8, 2008, 02:49 PM
    galactus
    Were you given a standard deviation?

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