In 30 to 40 Percent of Cases in Which No

question 449

Multiple Choice

In 30 to 40 percent of cases in which no known biological problem can be identified for the intellectual disability, the degree of disability usually falls in which IQ range?

• A)50 to 70
• B)35 to 49
• C)20 to 34
• D)below 20

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Definitions:

Research Design

A detailed plan that addresses the methodology of a research study, including how data will be collected, analyzed, and interpreted.

Analytical Comparisons

The use of analytical methods to compare different sets of data or variables to understand their relationships or differences.

Unplanned Comparisons

Analyses conducted post hoc or after examining the data, not specified prior to the study, often exploring unexpected patterns or relationships.

Null Hypothesis

A hypothesis that assumes there is no significant difference or effect, serving as a default position in statistical hypothesis testing.