A Confidence Interval Was Used to Estimate the Proportion of Statistics

question 124

Multiple Choice

A confidence interval was used to estimate the proportion of statistics students who are female. A random sample of 72 statistics students generated the following 90% confidence interval:
(.438, .642) . Based on the interval, is the population proportion of females equal to 58%?

• A)No, and we are 90% sure of it.
• B)Maybe. 58% is a believable value of the population proportion based on the information above.
• C)Yes, and we are 90% sure of it.
• D)No, the proportion is 54%.

---

Definitions:

Secondary Alcohol

An alcohol with the hydroxyl group attached to a carbon atom that is bonded to two other carbon atoms.

Tertiary Alcohol

Tertiary alcohol is a classification of alcohol in which the hydroxyl group (-OH) is connected to a carbon atom that is in turn connected to three other carbon atoms.

IUPAC Name

The systematic naming of chemical compounds as established by the International Union of Pure and Applied Chemistry, ensuring consistent and universal nomenclature.

Rubbing Alcohol

A type of denatured alcohol used for disinfection and as a topical antiseptic.