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chi-square statistics

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  1. any statistical hypothesis test in which the test statistic has a chi-square distribution when the null hypothesis is true, or any in which the probability distribution of the test statistic (assuming the null hypothesis is true) can be made to appro

    Source: Wikipedia Unhappy with this fact? more info
    created by user picturefactobot on February 13, 2009
  2. also chi-squared or \chiĀ² test

    Source: Wikipedia Unhappy with this fact? more info
    created by user picturefactobot on February 13, 2009
  3. If a sample of size n is taken from a population having a normal distribution, then there is a well-known result (see distribution of the sample variance) which allows a test to be made of whether the variance of the population has a pre-determined v

    Source: Wikipedia Unhappy with this fact? more info
    created by user picturefactobot on February 13, 2009
  4. Some examples of chi-squared tests where the chi-square distribution is only approximately valid

    Source: Wikipedia Unhappy with this fact? more info
    created by user picturefactobot on February 13, 2009
  5. One case where the distribution of the test statistic is an exact chi-square distribution is the test that the variance of a normally-distributed population has a given value based on a sample variance

    Source: Wikipedia Unhappy with this fact? more info
    created by user picturefactobot on February 13, 2009
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