The ________ in a Chi-square test for independence represents the sum of the squared differences between observed and expected frequencies, divided by the expected frequencies.

  • Chi-square statistic
  • correlation coefficient
  • p-value
  • standard deviation
The Chi-square statistic in a Chi-square test for independence represents the sum of the squared differences between observed and expected frequencies, divided by the expected frequencies. This statistic measures the degree to which the observed frequencies deviate from the frequencies that would be expected under the null hypothesis of independence.
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