Table of Contents
What is an independent variable for dummies?
The independent variable is the factor in an experiment that the experimenter changes. This variable is not influenced by any other factors in the experiment, but it causes change in other variables. In other words, the independent variable is the cause of change in an experiment.
What is the independent variable in a research study?
The independent variable (IV) is the characteristic of a psychology experiment that is manipulated or changed by researchers, not by other variables in the experiment. For example, in an experiment looking at the effects of studying on test scores, studying would be the independent variable.
What does dependent variable mean kids?
The dependent variable is what’s being tested in the experiment, and it depends on the independent variable. The independent variable is the variable that is changed on purpose to test the dependent variable, while the control variable is the thing in an experiment that is unchanged and constant.
How do you determine if an event is dependent or independent?
Two events A and B are said to be independent if the fact that one event has occurred does not affect the probability that the other event will occur. If whether or not one event occurs does affect the probability that the other event will occur, then the two events are said to be dependent.
What does independent variable mean in chemistry?
The independent variable (sometimes known as the manipulated variable) is the variable whose change isn’t affected by any other variable in the experiment. Either the scientist has to change the independent variable herself or it changes on its own; nothing else in the experiment affects or changes it.
What is the difference between independent and dependent variables?
In science and math, an independent variable is a variable or value that is changed, altered, or entered, while a dependent variable is a variable or value that is being observed. You may manipulate or control independent variable, but the dependent variable cannot be touched and can simply be examined.
How do you determine independent and dependent variables?
Independent and dependent variables always go on the same places in a graph. This makes it easy for you to quickly see which variable is independent and which is dependent when looking at a graph or chart. The independent variable always goes on the x-axis, or the horizontal axis. The dependent variable goes on the y-axis, or vertical axis.
What makes a variable independent?
The independent variable is “independent” because its variation does not depend on the variation of another variable in the experiment/research project. The independent variable is controlled or changed only by the researcher.
What does independent variable mean?
Definition of independent variable. : a mathematical variable that is independent of the other variables in an expression or function and whose value determines one or more of the values of the other variables.