In a Study by Sheiham Et Al

question 20

Multiple Choice

In a study by Sheiham et al. (2002) of 'the relationship between oral health status and body mass index among older people' in Great Britain, Fisher's exact test was used Why would this test have been used in this instance?

• A) An adjusted odds ratio would not provide a valid effect size.
• B) An adjusted odds ratio could not be used as the sample was too large.
• C) An adjusted odds ratio could not be used as the sample was too small.
• D) none of the above.

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Definitions:

Lewis Acid

A chemical species that accepts an electron pair from a Lewis base to form a Lewis adduct, often involved in catalysis and various chemical reactions.

Base

Substances that accept protons according to the Brønsted-Lowry definition or donate electrons according to the Lewis definition, often part of chemical reactions as reactants.

IR Spectroscopy

A technique used to identify molecular vibrations by measuring the absorption of infrared radiation, useful in determining molecular structure.

N-Butylamine

A primary amine with the formula CH3(CH2)3NH2, used in various industrial and chemical processes.