When Determining the Sample Size for a Proportion for a Given

question 179

Multiple Choice

When determining the sample size for a proportion for a given level of confidence and sampling error, the closer to 0.50 that $\pi$ is estimated to be, the sample size required .

• A)is smaller
• B)is larger
• C)is not affected
• D)can be smaller, larger or unaffected

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Definitions:

Chemorepulsive Molecules

Chemical factors that repel growing axons or migrating cells, guiding them to their appropriate locations during neural development.

Netrins

A family of proteins involved in the guidance of neural development and the growth of neurons in the brain and spinal cord.

Semaphorins

Class of chemorepulsive molecules that deflect axons from inappropriate regions.

Rett Syndrome

A rare genetic neurological disorder that primarily affects females, characterized by slow growth, intellectual disability, and motor skill problems.