A Medical Researcher Is Interested in Whether Patients' Left Arms

question 39

Multiple Choice

A medical researcher is interested in whether patients' left arms or right arms are longer. If 9 patients participate in this study (so that 9 left arms and 9 right arms are measured) , how many degrees of freedom
Should the researcher use in her t-test critical value?

• A) 8
• B) 9
• C) 16
• D) 17

---

Definitions:

Individual Capability

The skills, strengths, and personal attributes that an individual brings to a task or job.

Public Services

Services provided by the government to its citizens, either directly or through the financing of other entities, to meet public needs.

Susceptible

Easily influenced or harmed by something.

Customized Products

Goods that are specially designed and produced to meet the individual preferences and requirements of customers.