Which of the Following Statements About the Chi-Square Test Is

Which of the following statements about the Chi-square test is true?

A) Chi-square analysis compares the observed frequencies of responses with the expected frequencies.
B) When the differences between observed and expected frequencies are large, one must accept the null hypothesis.
C) The larger the Chi-square, the less likely it is that the two variables that are measured are related.
D) The expected frequencies in Chi-square cannot be calculated theoretically.
E) Categorical data from questions about sex, education, or other nominal variables cannot be tested with this statistic.