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

question 19

Multiple Choice

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.

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Definitions:

Isotopes

Forms of an element that differ in the number of neutrons their atoms carry.

Electrons

Negatively charged particles in atoms, playing a crucial role in chemical reactions and electricity by transferring energy and charge.

Neutrons

Subatomic particles found in the nucleus of an atom, having no electrical charge and a mass slightly greater than that of protons.

Protons

Positively charged subatomic particles found in the nucleus of an atom, fundamental to the chemical identity and properties of an element.