Assuming the Same Significance Level Is Used, How Does Increasing

question 4

Multiple Choice

Assuming the same significance level is used, how does increasing the sample size from 50 to 100 affect the power of a test? ​

• A)The power decreases.
• B)The power increases.
• C)The power does not change.
• D)The power does change, but it might either decrease or increase.
• E)It is not possible to predict whether the power will increase, decrease, or remain the unchanged.

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Definitions:

Lymphocytes

A type of white blood cell that is an essential part of the immune system, playing a crucial role in combating infections.

T Lymphocytes

A type of white blood cell that plays a central role in the immune system, specifically in cell-mediated immunity.

NK Cells

Natural Killer cells, a type of lymphocyte in the immune system that plays a major role in the host-rejection of both tumors and virally infected cells.

Macrophages

A type of white blood cell that engulfs and digests foreign substances, dead cells, and other debris in the body as part of the immune response.