One fundamental assumption of item response theory is that each item is constructed so that it measures only one trait or ability. This assumption is known as:

A) ?the one-trait assumption.
B) ?single ability measurement.
C) ?unitary attribute theory.
D) ?unidimensionality.


D

Counseling

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Which group leadership style provides personal and interpersonal support and places a high value on relationships among members?

a. Laissez-Faire Style b. Democratic Style c. Situational Style d. Relationship Style e. Task Style

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Exogenous factors refer to environmental stress and other "outside" influence in the cause of depression

Indicate whether the statement is true or false

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Members who will miss the closeness of the group and have trouble saying "good-bye" may be dealing with feelings of ____________________

Fill in the blank(s) with correct word

Counseling

Seung-Hui Cho's video tape manifested which characteristic of Schneidman's typology of the classic suicidal person?

a. situational b. relational c. motivational d. Cho manifested all of the characteristics.

Counseling