A Student Has Conducted an Experiment Involving a 4

question 17

Multiple Choice

A student has conducted an experiment involving a 4 * 2 design.The student's initial analyses of variance indicates there was no statistically significant interaction effect in the experiment.The independent variable with four levels,however,did produce a statistically significant main effect.Which of the following analyses should the student do next to specify the source of this main effect more precisely?

• A) eta-squared analysis
• B) simple main effects
• C) simple interaction effects
• D) comparisons of two means

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Definitions:

Ethnic-Group Differences

Variations in behaviors, values, practices, and attitudes between groups of people identified by their shared cultural heritage and background.

Practical Intelligence

A type of intelligence that involves the ability to solve everyday problems by utilizing knowledge gained from experience rather than theoretical or academic understanding.

Standardized Test

A standardized test is a form of assessment that is administered and scored in a consistent, or "standard", manner across all test takers to measure their abilities or knowledge in a specific area.

WAIS

The Wechsler Adult Intelligence Scale, a widely used test designed to measure a person's cognitive ability or intelligence.