Ordinal Data and Interval Data Both Involve Quantities That Are

question 37

Multiple Choice

Ordinal data and interval data both involve quantities that are ordered. What is the distinguishing characteristic between the two?

• A) Ordinal data provide information on the difference and direction of difference between the values
• B) Ordinal data have an absolute 0 point
• C) Interval data involve interval values that are known and equal
• D) In interval data the intervals between each value may not be known

---

Definitions:

Celiac

Referring to celiac disease, a medical condition where the ingestion of gluten leads to damage in the small intestine.

Protozoa Infestation

The invasion and multiplication of protozoa (single-celled organisms) in or on the body of a host, causing disease.

Occult Blood

Occult blood is blood present in such small quantities that it cannot be detected visually, often tested for in stool samples.

Stool Culture

A laboratory test that identifies bacteria or other organisms in a sample of feces, used to diagnose infections of the digestive system.