DrLevin Allowed Members of His Target Population to Volunteer to Participate

question 47

Multiple Choice

Dr.Levin allowed members of his target population to volunteer to participate in his study.As a result,the findings of Dr.Levin's study were influenced by _______.

• A) self-report bias
• B) social desirability bias
• C) sexual bias
• D) self-selection bias

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Definitions:

White Blood Cell

Leukocyte, of which there are several types, each having a specific function in protecting the body from invasion by foreign substances and organisms.

Universal Donor

A term often associated with blood type O negative, referring to individuals whose red blood cells can be transfused into persons of any other blood type without causing an adverse reaction.

Blood Type

The classification of human blood based on the presence or absence of inherited antigenic substances on the surface of red blood cells.

Vaccine

A biological preparation that improves immunity to a particular disease, typically containing an agent resembling a disease-causing microorganism.