If the Coefficient of Determination Is 81%, and the Linear

question 120

Multiple Choice

If the coefficient of determination is 81%, and the linear regression model has a negative slope, what is the value of the coefficient of correlation?

• A)− 0.81
• B)0.90
• C)0.81
• D)−0.90

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Definitions:

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.

Genetic Drift

A mechanism of evolution that involves random changes in the frequency of alleles within a population across generations.