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High monotrait–heteromethod correlations support convergent validity.

Expert or naïve judge ratings of item essentialness allow computation of:

Content contamination occurs when items include:

To develop a test, the goal is to have extremely difficult items so test takers rarely get them right.

Job analysis is a key foundation for establishing content validity in personnel selection.

The monopolist would maximize its profit by producing a quantity of:

The monopolist would maximize its profit by charging a price of:

A subtle form of price discrimination is for firms to offer:

PROBLEM 2. (20 pts) The Boom AED 4 m which is held by a ball-and socket joint at D and by two cables AB and AC. The load at point A is in the negative z direction and load at point E is in the positive y direction. a.(4 pts) Draw a free-body diagram for the boom AED. (Don’t forget the reactions)   b.(4 pts) Express the tension in each cable in terms of a unit vector and its unknown magnitude. (i.e.

Solve the following quadratic equation using the Quadratic Formula x=-b±b2-4ac2a{“version”:”1.1″,”math”:”x=-b±b2-4ac2a”}: 2×2+3x=4{“version”:”1.1″,”math”:”2×2+3x=4″}