The Width of a Confidence Interval Estimate for a Proportion

question 50

Multiple Choice

The width of a confidence interval estimate for a proportion will be

• A) wider for a sample size of 100 than for a sample size of 50.
• B) narrower for 99% confidence than for 95% confidence.
• C) narrower when the sample proportion is 0.50 than when the sample proportion is 0.20.
• D) narrower for 90% confidence than for 95% confidence.

Recognize the significance of homozygous and heterozygous genotypes in genetics.

Apply the principles of Mendelian genetics to predict outcomes of monohybrid and dihybrid crosses.

Calculate phenotypic and genotypic ratios in offspring resulting from different types of genetic crosses.

Identify the role of environmental factors in the expression of phenotypes.

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