Biology 12th Edition

Published by McGraw-Hill Education
ISBN 10: 0078024269
ISBN 13: 978-0-07802-426-9

Chapter 1 - A View of Life - Assess - Page 16: 8

Answer

d. experimental variable

Work Step by Step

Variables are an important part of an eye tracking experiment. A variable is anything that can change or be changed. In other words, it is any factor that can be manipulated, controlled for, or measured in an experiment.
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