If the Coefficient of Correlation Is

question 21

Multiple Choice

If the coefficient of correlation is .4, the percentage of variation in the dependent variable explained by the variation in the independent variable is

• A) 40%.
• B) 16%.
• C) 4%.
• D) 63%.

---

Definitions:

Neural Tube

An embryonic structure that develops into the brain and spinal cord.

Anencephaly

Defective development of the brain and absence of the bones of the cranium. Only a rudimentary brainstem and a trace of basal ganglia are present.

Hydrocephaly

A condition characterized by an abnormal accumulation of cerebrospinal fluid within the ventricles of the brain, leading to increased pressure.

Ventricular Enlargement

This term refers to the expansion or increase in size of the ventricles in the brain, which can be indicative of disease or damage.