In an Experiment on the Effects of Level of Motivation

question 33

Multiple Choice

In an experiment on the effects of level of motivation on the performance of typists,the researcher randomly assigned one third of her subjects to each of three levels of motivation (and then induced different levels of motivation in the three groups) .She measured the average words typed per minute by each group,and found that performance was highest under medium motivation,average under low motivation,and worst under high motivation.What was the independent variable in this experiment?

• A)motivation
• B)typing speed
• C)variation in typing speed
• D)manipulation of typing speed

---

Definitions:

Internal Jugular Vein

A major vein that carries blood from the head, brain, face, and neck back towards the heart.

Axillary Vein

A large blood vessel that conveys blood from the lateral aspects of the thorax, armpit, and upper limb toward the heart.

Brachiocephalic Vein

A large vein in the upper chest that is formed by the union of the internal jugular and subclavian veins and drains blood from the head, neck, and upper extremities.

Precava

A term not recognized as a standard anatomical or medical key term, indicating it may be incorrect or misspelled. NO.