A Confidence Interval Was Used to Estimate the Proportion of Statistics

question 77

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 confidence interval: (.438, .642) .
Using the information above, what sample size would be necessary if we wanted to estimate the
True proportion to within 3% using 99% reliability?

• A)1916
• B)1831
• C)1769
• D)1842

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Definitions:

High Relapse Rate

The tendency for a condition or behavior to return after an apparent recovery, often noted in the context of addiction or mental health.

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Persistent engagement and preoccupation with Internet and video gaming, with symptoms of tolerance, withdrawal, loss of interest in other activities, and clinically significant impairment or distress.

Clinically Significant Impairment

A level of impairment in functioning that is significant enough to warrant attention or intervention from healthcare or educational professionals.

Persistent Engagement

Continuous involvement or effort in an activity or task, maintaining interest over a longer period.