A Statistics Professor Wishes to Estimate the Average Mark on a Term

question 60

Multiple Choice

A statistics professor wishes to estimate the average mark on a term test for a course that has
Multiple sections and many students. A survey of some of the students registered for the course
Reveals the following results:
Determine a 98% confidence interval for the term test results.

• A) [48.0, 93.6]
• B) [66.8, 74.8]
• C) [62.9, 78.71]
• D) [64.2, 77.3]
• E) [60.9, 80.7]

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Definitions:

Budget Surplus

An excess of tax revenue over government spending

Loanable Funds

The resources available for borrowing in the financial markets, comprising savings and any other available funds.

National Saving

The total amount of savings generated within a country, including both private savings by individuals and businesses, and public savings from government budgets.

Net Capital Outflow

The variance between the act of local inhabitants investing overseas and international investors buying within the country.