The Mean Annual Tuition and Fees for a Sample of 12

question 58

Multiple Choice

The mean annual tuition and fees for a sample of 12 private colleges was $36,800 with a standard deviation of $5000. A dotplot shows that it is reasonable to assume that the
Population is approximately normal. You wish to test whether the mean tuition and fees
For private colleges is different from $33,700.
Compute the value of the test statistic and state the number of degrees of freedom.

• A) 0.620; 12 degrees of freedom
• B) 0.620; 11 degrees of freedom
• C) 2.148; 12 degrees of freedom
• D) 2.148; 11 degrees of freedom

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Definitions:

Pharynx

A region of the throat situated behind the mouth and nasal cavity, crucial for the passage of air to the lungs and food to the esophagus.

Protective Function

Refers to mechanisms or actions within a system, organism, or structure that serve to guard or defend against damage, disease, or any form of harm.

Respiratory System

The respiratory system is the complex of organs and structures involved in breathing, including the lungs, airways, and muscles, facilitating the exchange of oxygen and carbon dioxide.

ACE

An enzyme, Angiotensin-Converting Enzyme, involved in the renin-angiotensin system which regulates blood pressure.