The Average Age in a Sample of 190 Students at City

question 47

Multiple Choice

The average age in a sample of 190 students at City College is 22. As a result of this sample, it can be concluded that the average age of all the students at City College

• A)must be more than 22, since the population is always larger than the sample
• B)must be less than 22, since the sample is only a part of the population
• C)could not be 22
• D)could be larger, smaller, or equal to 22

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Definitions:

Endocrine

Relating to glands that secrete hormones directly into the blood rather than through a duct.

Exocrine

Pertains to glands that secrete their products through ducts directly into the external environment or onto body surfaces.

Endocrine Glands

Glands of the endocrine system that release hormones directly into the bloodstream.

Exocrine Glands

Glands that release their secretions through ducts either onto the exterior of the body or into the gastrointestinal tract.