Which of the Following Best Describes the Approach Taken If $e _ { i }$

question 58

Short Answer

Which of the following best describes the approach taken if the expected frequency $e _ { i }$ for any cell i is less than 5? A. We must choose another sample of five or more observations.
B. We should use the normal distribution instead of the chi-squared distribution.
C. We should combine the cells such that each observed frequency $f_{i}$ is 5 or more.
D. We must increase the number of degrees of freedom for the test by 5 .

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Definitions:

Parasympathetic Nervous System

A branch of the autonomic nervous system responsible for conserving energy and promoting "rest and digest" responses.

Postganglionic Axons

The axons of neurons that relay signals from the autonomic ganglia to the target organs in the peripheral nervous system.

Preganglionic Fibers

Nerve fibers that extend from the central nervous system to the ganglia in the autonomic nervous system.

Pectoralis Major

A large muscle in the upper chest that plays a key role in the movement of the shoulder joint, including flexion, adduction, and internal rotation.