If All the Points in a Scatter Diagram Lie on the Least

question 133

Multiple Choice

If all the points in a scatter diagram lie on the least squares regression line,then the coefficient of correlation must be:

• A) 1.0
• B) -1.0
• C) either 1.0 or -1.0
• D) 0.0

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Definitions:

Aa Genotypes

A term referring to individuals with a heterozygous genotype, possessing two different alleles (A and a) at a single genetic locus.

Frequency

In physics, the number of occurrences of a repeating event per unit of time, often used to describe waves or vibrations.

Dd Genotype

A genetic constitution in an organism where D and d represent different alleles of a gene, with Dd being a heterozygous genotype.

Hardy-Weinberg Principle

A fundamental principle in genetics stating that allele and genotype frequencies in a population remain constant from generation to generation in the absence of evolutionary influences.