By Using the Item-To-Total Correlation in Testing an Instrument That

question 9

Multiple Choice

By using the item-to-total correlation in testing an instrument that consisted of 25 items for homogeneity,8 items were found to have a low correlation to the total.How should the researcher use this information?

• A) Use the instrument without changes.
• B) Only use the instrument with a multitrait-multimethod approach.
• C) Retain the 8 items with low correlation and delete the other 17 items.
• D) Delete the 8 items with low correlation and retain the other 17 items.

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Definitions:

Protective Eyewear

Safety glasses, goggles, or face shields designed to protect the eyes from hazardous substances, objects, or radiation.

Universal Precautions

Specific precautions required by the Centers for Disease Control and Prevention (CDC) to prevent healthcare workers from exposing themselves and others to infection by bloodborne pathogens.

Personal Protective Equipment

Gear worn to minimize exposure to hazards that can cause serious workplace injuries and illnesses, including gloves, masks, and gowns.

Vector

An organism, often an insect or other arthropod, that transmits a disease or parasite from one host to another.