Jerry Is Concerned That the Individuals Who Did Not Return

question 28

Multiple Choice

Jerry is concerned that the individuals who did not return his survey might somehow be different from those who did return the survey. Jerry is concerned about the possibility of a(n)

• A) sample stability problem.
• B) nonresponse bias.
• C) volunteer bias.
• D) inadequate sample.

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Definitions:

Geographic Variation

Genetic differences that may exist among different populations within the same species. See cline for an example of one type of geographic variation

Sickle Cell Anemia

A genetic blood disorder characterized by red blood cells that assume an abnormal, rigid, sickle shape, leading to various complications.

Homozygous Dominant

A genetic condition where an individual has two dominant alleles of a particular gene, resulting in the expression of the dominant trait.

Homozygous Recessive

A genetic condition where an individual has two copies of a recessive allele for a particular trait.