In an experiment to study the effect of vibrations on plant growth, the height of a chrysanthemum was measured three times. The reason for making the measurement three times instead of just once was probably to:
A) decrease bias.
B) eliminate confounding.
C) increase reliability.
D) completely eliminate measurement error.

Question

Quizplus · Accepted Answer

Making multiple measurements increases the reliability of the results by reducing the potential for random errors or fluctuations in the measured values. The use of multiple measurements also helps identify and exclude outliers, resulting in a more accurate representation of the true effect of vibrations on plant growth.

In an Experiment to Study the Effect of Vibrations on Plant