If Your Planned Study Has Power Below 80%, You Should

question 27

Multiple Choice

If your planned study has power below 80%, you should first consider:

• A)increasing the size of the samples
• B)raising the study's level of significance
• C)using the true population variance
• D)treating the two samples as one sample

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Definitions:

Neutrophils

A type of white blood cell that plays a crucial role in defending the body against infection by engulfing and destroying bacteria and fungi.

Macrophages

Large white blood cells found in tissue or mobile at sites of infection, absorbing and digesting cellular debris and pathogens.

Scavengers

Animals that consume dead or decaying organic matter, playing a critical role in the ecosystem by decomposing and recycling nutrients.

Lymph

A clear fluid that circulates throughout the lymphatic system, carrying white blood cells and supporting immune function.