A Research Assistant Is Conducting an Experiment Designed to Assess

question 89

Multiple Choice

A research assistant is conducting an experiment designed to assess the verbal abilities of boys and girls.In preparing for the experiment,the assistant reads a research study that found higher verbal abilities in girls than in boys.This information about gender unknowingly led the assistant to communicate to the girls in the experiment that they should do better than the boys.What term best describes this phenomenon?

• A)Placebo effect
• B)Expectancy effect
• C)Double-blind effect
• D)Between-subjects effect

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Definitions:

Carbon Dioxide Sensor

A device used to detect and measure the concentration of carbon dioxide in the air or in a closed environment.

Chest Radiograph

A diagnostic imaging test, commonly known as a chest X-ray, used to visualize the structures inside the chest, including the heart, lungs, and bones.

Gastric Residual Volume (GRV)

Gastric Residual Volume (GRV) refers to the amount of content remaining in the stomach after a set period of digestion, used to evaluate gastric emptying in patients receiving enteral nutrition.

Continuous Tube Feeding

The delivery of liquid nutrition through a tube directly into the stomach or intestine over 24 hours without interruption.