A Large Chi-Squared Test Statistic in a Test of a Contingency

question 80

Multiple Choice

A large chi-squared test statistic in a test of a contingency table means you conclude:

• A)The two nominal variables are dependent.
• B)The two nominal variables are equal.
• C)The two nominal variables have the same proportions listed in H₀.
• D)None of these choices.

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Definitions:

Testcross

Cross, between an individual with a dominant phenotype and an individual with a recessive phenotype, to determine whether the dominant individual is homozygous or heterozygous.

Dominant Phenotype

The phenotype or trait that is expressed in an organism's appearance when two different alleles or versions of a gene are present.

Homozygous Recessive

A genetic condition where an individual possesses two identical recessive alleles for a particular trait, resulting in the expression of the recessive phenotype.

Genotypic Ratio

The numerical relationship showing the assortment of genotypes resulting from a genetic cross.