In a Taste Test Comparing Popcorn Brands A, B, C

question 5

Multiple Choice

In a taste test comparing popcorn brands A, B, C, and D, the experimenter decides to use a Latin square for counterbalancing. Assuming that ten participants will be tested in each of the sequences used, how many people will be needed to complete the study?

• A)40
• B)10
• C)80
• D)4

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Definitions:

Sternal Angle

A palpable anatomical landmark also known as the angle of Louis, where the manubrium meets the body of the sternum, used in clinical assessments.

Suprasternal Notch

A visible dip or hollow at the base of the neck, above the sternum, where the clavicles meet.

Percussion Note

The sound produced through tapping on the body’s surface, often used in medical examinations to assess the condition of the underlying tissues or organs.

Increased Density

Refers to a condition where tissues or materials in the body or an object exhibit greater compactness which may indicate changes or abnormalities under diagnostic imaging.