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:

High School Graduates

High school graduates refer to individuals who have successfully completed the coursework and requirements of a secondary education program.

College Education

The process of learning and education that takes place at institutions of higher learning, typically after secondary education.

Standard Deviations

A measure of the amount of variation or dispersion of a set of values, indicating how much the values differ from the mean of the data set.

Coin

A small, flat, circular piece of metal issued by a government as money.