Vignette #1 Sue and Juan Are Newlyweds, and Sue Is

question 73

Multiple Choice

Vignette #1 Sue and Juan are newlyweds, and Sue is taking a nutrition course at the local college. She wants to apply the principles that she has learned. Juan is currently a bit overweight and rarely eats a balanced diet. Sue notices that he usually has gas after meals, especially when dairy is present. Lately, he has also been complaining about constipation. Let's see what you can do to assist Sue in her efforts to analyze Juan's digestive problems.
Juan is unsure about topics surrounding gas in the digestive system. What statement about gas is correct?

• A) Gas from swallowed air has a bad odor.
• B) Belched gas leaves through the rectum.
• C) The average adult passes gas twice a day.
• D) Some gas is produced by the bacteria that live in our colon.
• E) Gas produced due to lactose maldigestion is typically accompanied by constipation.

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Definitions:

Construct Validity

The extent to which a test or instrument accurately measures the theoretical construct or concept it is intended to assess.

Face Validity

The degree to which a measurement device appears to accurately measure a variable.

Criterion Validity

The extent to which a measure is correlated with, or predictive of, an outcome of interest, often assessed through correlations with other known indicators.

Divergent Validity

A measure of validity that ensures an assessment does not strongly correlate with tests from unrelated constructs, thus proving its specificity.