The Librarian at the New York City Public Library Has

question 44

Multiple Choice

The librarian at the New York City Public Library has asked her assistant for an interval estimate of the mean number of books checked out each day.The assistant took a sample and found the mean to be 880 books.She provides the librarian with an interval estimate of between 790 and 970 books checked out per day.An efficient,unbiased point estimate of the number of books checked out each day at the New York City Public Library is:

• A)790
• B)880
• C)90
• D)None of these choices.

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Definitions:

Mass Registration

The process of signing up or registering a large number of people or items simultaneously, often used in context with events, voting, or online services.

License

A formal permission or authorization granted by an authority to carry out specific activities that would be illegal without it, often used for businesses, drivers, or software.

Ownership Rights

Entitlements associated with owning property, including usage, disposal, and legal control over the property.

Game App

A software application designed specifically for entertainment purposes, which can be played on electronic devices like smartphones, tablets, or computers.