A University Wants to Increase Its Retention Rate of 4

question 18

Multiple Choice

A university wants to increase its retention rate of 4% for graduating students from the previous year.After implementing several new programs during the last two years,in 2004 the university reevaluated its retention rate using a random sample of 352 students and found the retention rate at 5%.Create a 95% confidence interval for the proportion of students (in 2004) who had been retained.

• A)Based on the data,we are 95% confident the proportion of students in 2004 who had been retained is between 1.95% and 7.05%.
• B)Based on the data,we are 95% confident the proportion of students in 2004 who had been retained is between 4% and 6%.
• C)Based on the data,we are 95% confident the proportion of students in 2004 who had been retained is between 1.16% and 8.84%.
• D)Based on the data,we are 95% confident the proportion of students in 2004 who had been retained is between 2.72% and 7.28%.
• E)Based on the data,we are 95% confident the proportion of students in 2004 who had been retained is between 1.95% and 6.05%.

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Definitions:

File Tab

In software applications, especially those with a ribbon interface, the tab that opens the file menu or backstage view for managing files and application settings.

Editing Group

A set of tools or options within software that allows users to modify content, such as text or images, to achieve a desired outcome.

Navigation Pane

A user interface component that displays a structured list of items users can navigate to within an application or website.

Tell Me Box

A feature in Microsoft Office applications used to search for commands or help with tasks.