The Most Common Condition Involving Impairments in Vision and Hearing

question 27

Multiple Choice

The most common condition involving impairments in vision and hearing that worsens over time is

• A) Usher syndrome.
• B) cerebral palsy.
• C) Prader-Willi syndrome.
• D) fetal alcohol syndrome.

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Definitions:

Random Assignment

A method used in experiments to place participants into different groups using randomization, which helps ensure that each group is similar at the start of the experiment.

Experimental Design

The blueprint for conducting a scientific study to ensure that the data collected allows for a valid conclusion.

Equalizes

Makes things equal or equivalent in value, quantity, significance, or effect.

Correlational Studies

Research methods that examine the relationship between two or more variables to determine if a change in one is associated with a change in the other(s).