Computing a One-Way ANOVA, Janet Learns That There Is a Significant

question 6

Multiple Choice

Computing a one-way ANOVA, Janet learns that there is a significant difference among the four groups in her study. To reveal precisely which group or groups differ from the rest, she must

• A) construct a BESD.
• B) do tests of simple effects.
• C) calculate the effect sizes and corresponding confidence intervals.
• D) compute another ANOVA.

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Definitions:

Huntington's Disease

A genetic disorder characterized by the progressive breakdown of nerve cells in the brain, leading to deterioration of physical and mental abilities.

Dominant Mutant Allele

A variant of a gene that is more potent in expressing its trait even in the presence of its normal counterpart.

Heterozygote Advantage

A phenomenon in which the heterozygous condition confers some special advantage on an individual that either homozygous condition does not (i.e., Aa has a higher degree of fitness than does AA or aa).

Chorionic Villus Sampling

A prenatal test where samples of the chorionic villi are taken to test for genetic disorders in the fetus.