While Studying Rates of Language Acquisition for New Canadians from Different

question 12

Multiple Choice

While studying rates of language acquisition for new Canadians from different countries,Curtis Cunning's research assistants informed him that 7 of the 65 subjects had quit and walked out before the study was completed.What type of threat to internal validity does Curtis' experiment have?

• A)Selection bias
• B)History effect
• C)Experimental mortality
• D)Maturation
• E)Testing effect

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Definitions:

Vegan Diet

A dietary choice that excludes all animal products and derivatives, focusing solely on plant-based foods.

Cream Of Broccoli

A thick, creamy soup made from pureed broccoli and often enriched with milk or cream.

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A dish or ingredient preparation that involves carrots, often seasoned with spices typical of Moroccan cuisine.

Gastrostomy Tube

A tube inserted through the abdomen directly into the stomach to provide nutrition, fluids, and medication to individuals who cannot eat by mouth.