Erb point

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Erb point

(erb poynt)

A point posterior to the sternocleidomastoid muscle 2-3 cm above the clavicle, overlying the transverse process of the sixth cervical vertebra and the emergence of cutaneous branches of the cervicle plexus.

Erb point

The point on the side of the neck 2 to 3 cm above the clavicle and in front of the transverse process of the sixth cervical vertebra. Electrical stimulation over this area causes various arm muscles to contract.

See also: Erb, Wilhelm

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ERB points out that the statistical process of "equating" ensures that test content difficulty is comparable from administration to administration; equating disclosed exams is not practicable since there is no way to ensure use of a significant set of common items from exam to exam because there are no pretested items.

ERB points out that one way to pollute test scores is to teach to the test and that released items from previously administered exams that serve as the basis of large scale coaching clinics can cause test score pollution.

In addition, ERB points out in their position paper that the nondisclosed exam is more cost effective than a disclosed one in which new test items must be constantly created.