In Determining the Sample Size Necessary to Estimate a Population

question 49

Multiple Choice

In determining the sample size necessary to estimate a population proportion, which of the following information is not needed?

• A)the maximum margin of error that can be tolerated
• B)the confidence level required
• C)a preliminary estimate of the true population proportion P
• D)the mean of the population

Recognize the importance of distinguishing hereditary influences from environmental factors in studies concerning trait development.

Identify traits that are strongly canalized versus those susceptible to environmental influences.

Understand the role of genetics and environment in obesity.

Examine the genetic-environment correlation in influencing children’s development.

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Definitions:

Coolants

Substances used to reduce or maintain the temperature of systems or components, often in mechanical and electrical devices.

Sterilants

Chemical or physical agents used to destroy or eliminate all forms of microbial life, including spores.

Biodegradable

Capable of being decomposed by bacteria or other living organisms, thus avoiding pollution.

Odourless

Lacking a detectable smell, characteristic of certain substances or conditions where no odor is perceptible.