A Clinic Has Four Doctors

question 38

Multiple Choice

A clinic has four doctors.They wish to compare the amount of time that doctors spend with their patients.It is suspected that times may not be normally distributed but are otherwise assumed similar except in center,so a nonparametric test was chosen.The Kruskal-Wallis test results are shown below. Which is the best conclusion at α = .01?

• A)The doctors have the same median times.
• B)The doctors have different median times.
• C)The sample size is insufficient for this kind of test.
• D)A one-factor ANOVA would be a better kind of test.

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Definitions:

Dermatome

Body segment corresponding to a segment of the spinal cord.

Spinal Segment

A section of the spinal cord defined by the pair of spinal nerves that emerge from it, responsible for specific sets of motor and sensory functions.

Body's Surface

The external part of the body exposed to the environment, including skin, which serves as a protective barrier and plays roles in sensation and temperature regulation.

Prefrontal Cortex

A region of the frontal lobe of the brain implicated in a variety of complex behaviors, including planning, decision making, and moderating social behaviour.