For the following research question examples, identify whether the question is a

Question

For the following research question examples, identify whether the question is an association or difference question.

A. Is height in inches associated with gender (i.e., male, female)?

B. Do two types of music, classical and hard-rock, have different effects on college students’ ability to perform a series of mental tasks requiring concentration?

C. Is the number of bags of apples purchased in one year related to the average number of hours of television screen time per week?

D. Do two strains of Staphylococcus Aureus infection, A and B, differ with respect to their ability to resist the antibiotic Methicillin?

Explanation / Answer

A. Is height in inches associated with gender (i.e., male, female)?

This is an association question because we need to check association between height and gender.

B. Do two types of music, classical and hard-rock, have different effects on college students’ ability to perform a series of mental tasks requiring concentration?

This is a difference question because we need to find the difference in effects of type of music.

C. Is the number of bags of apples purchased in one year related to the average number of hours of television screen time per week?

This is an association question because we need to find the association between number of bags of apples purchased in one year and average number of hours of television screen time per week.

D. Do two strains of Staphylococcus Aureus infection, A and B, differ with respect to their ability to resist the antibiotic Methicillin?

This is a difference question because we need to find the difference between two infections A and B.

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