Table of Contents
What makes something a control?
noun, plural: controls. (general) That which purposefully direct, manipulate, manage, regulate, restrain, or cause change. (science) A subject or a group in an experiment where the factor being tested is not applied, hence, serves as a standard for comparison against another group where the factor is applied.
What are some examples of control?
Control is defined as to command, restrain, or manage. An example of control is telling your dog to sit. An example of control is keeping your dog on a leash. An example of control is managing all the coordination of a party.
What are the different types of controls in an experiment?
The three main types of controls are positive, negative, and experimental controls. A positive control is something known to produce a positive result and will often be included (especially for diagnostic tests) to ensure that a negative result is not due to experimental or reaction failure.
What is the difference between physical and Detective Controls?
Physical control over assets (i.e. locks on doors or a safe for cash/checks) Employee screening and training (such as the PRO3 Series to increase employee knowledge) Detective controls are designed to find errors or problems after the transaction has occurred.
What are some examples of controls in science?
For instance, when determining how far certain weights move based on wind velocity, the wind would be a control, staying the same, no matter what the weight. Controls are a vital part of a science experiment.
How do you identify the control in a science experiment?
If you have not identified the control in a science experiment, you may be mistaking one of your controls as an independent variable. Remember that the control should never change. If your independent variable always remains the same, odds are it is your control.
What is a key control?
A key control is an action your department takes to detect errors or fraud in its financial statements. Your department should already have key financial review and follow-up activities in place.