Liu and Shen (2008) Conducted a Study to Investigate and Confirm

question 31

Multiple Choice

Liu and Shen (2008) conducted a study to investigate and confirm the dimensional structure of the Care Giver Strain Questionnaire measured from subjects used in clinical research. A factor analysis generated a range of data and included the following scree plot. On this plot, where does the point of inflexion occur? Source: http:/ / www2.sas.com/ proceedings/ forum2008/ 383-2008.pdf

• A) At eigenvalue 2 on the Y-axis and 2 on the X-axis
• B) Between eigenvalues 2 and 3 on the Y-axis and at 2 on the Y-axis
• C) Between eigenvalues 3 and 4 on the Y-axis
• D) Between eigenvalues 1 and 2 on the Y-axis

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Definitions:

Terminally Ill

A condition in which a disease or illness is deemed incurable and is expected to lead to the death of the patient in the near future.

Gene Therapy

A healthcare strategy that entails changing the genetic material in patient cells as a way to manage or prevent illness.

Genetically Altered

An organism or cell with deliberate modifications in its DNA, often to introduce or change specific characteristics.

Defective Genes

Genes that have mutations or alterations leading to various genetic disorders or conditions.