The figures used in calculating the test statistic X² =
are the observed and expected numbers in each of the k categories.However,it is correct,for example,to use instead the percentages of sample members in each category.

Question

The figures used in calculating the test statistic X² =

The figures used in calculating the test statistic X<sup>2</sup> = are the observed and expected numbers in each of the k categories.However,it is correct,for example,to use instead the percentages of sample members in each category.

are the observed and expected numbers in each of the k categories.However,it is correct,for example,to use instead the percentages of sample members in each category.

Quizplus · Accepted Answer

The test statistic X² is based on the differences between the observed and expected frequencies in each category, so using percentages instead of frequencies would change the value of the test statistic and potentially invalidate the hypothesis test.

The Figures Used in Calculating the Test Statistic X2 =

The Figures Used in Calculating the Test Statistic X² =