Which of the Following Will Increase the Width of a Confidence

question 65

Multiple Choice

Which of the following will increase the width of a confidence interval (assuming that everything else remains constant) ?

• A) Decreasing the confidence level
• B) Increasing the sample size
• C) A decrease in the standard deviation
• D) Decreasing the sample size

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Definitions:

Sexually Transmitted Diseases

Infections that are primarily passed through sexual contact, caused by bacteria, viruses, or parasites.

Syphilis

A bacterial infection usually spread by sexual contact that starts as a painless sore.

Fetus

A developing human from roughly eight weeks after conception until the time of birth.

Perinatal Mortality

Refers to the death of a fetus or an infant during the period shortly before or after birth.