If a Researcher Is Interested in Whether a New Training

question 44

Multiple Choice

If a researcher is interested in whether a new training technique affects reading achievement scores, and the group chosen for the study is already high in reading-achievement levels, the lack of any further significant increase may be due to the

• A) researcher having chosen the .05 rather than the .01 level of statistical significance
• B) halo effect
• C) Hawthorne effect
• D) ceiling effect

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Definitions:

Dwarf

Refers to an organism, object, or being that is significantly smaller than the typical size for its species or type.

Homozygous Varieties

Organisms that have two identical alleles for a specific trait, resulting in a uniform expression of that trait.

Dominant

Referring to an allele or a gene that expresses its phenotype even when heterozygous with a recessive allele.

Offspring

The biological children or descendants of organisms, resulting from reproduction.