Using α =

question 31

Multiple Choice

Using α = .04, a confidence interval for a population proportion is determined to be .65 to .75. If the level of significance is decreased, the interval for the population proportion _____.

• A) becomes narrower
• B) becomes wider
• C) does not change
• D) Not enough information is provided to answer this question.

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Definitions:

Regulatory Proteins

Proteins that control the expression of genes, the activity of enzymes, and the flow of signals in cells, maintaining homeostasis and coordinating biological processes.

Promoter

A region of DNA that initiates transcription of a particular gene, responsible for the regulation of gene expression.

Repressible Genes

Genes whose expression is decreased or stopped in response to the presence of a specific molecule, usually an end product of a metabolic pathway.

Anabolic Pathways

Metabolic pathways that construct molecules from smaller units, requiring energy, commonly associated with growth and development.