In an experiment designed to determine if a fertilizer increased crop yield in tomato plants,the amount of sunlight and water the plants received would be standardized variables.

Question

Quizplus · Accepted Answer

Standardized variables are kept constant throughout the experiment to ensure they do not affect the results. In the given scenario, the amount of sunlight and water the plants receive are standardized variables.

In an Experiment Designed to Determine If a Fertilizer Increased