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

question 57

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 95% 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) [61.4, 80.2]

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Definitions:

Net Earnings

The amount of income left over after all deductions, including taxes, expenses, and allowances, have been subtracted from gross earnings.

SUTA Purposes

Relating to State Unemployment Tax Act, it's for state-level funding of unemployment benefits.

FUTA Tax

Federal Unemployment Tax Act tax, used to fund state workforce agencies.

Timely Deposits

The IRS requirement that taxpayers must deposit certain types of taxes (e.g., payroll taxes) by specific deadlines to avoid penalties.