Because it allows us to recognize that inference is not perfect and no matter how much confidence we have in the outcome, there is always a chance we may be wrong.
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what is the significance of statistical investigation to management information?
look for a paper being published in "The Oncologist" later this year (2008)
A probability distribution links the probability of an outcome in a statistical experiment with the chances of it happening. Probability distributions are often used in statistical analysis.
A probability distribution links the probability of an outcome in a statistical experiment with the chances of it happening. Probability distributions are often used in statistical analysis.
The level of significance; that is the probability that a statistical test will give a false positive error.