## How do you distinguish between independent and dependent variables?

The independent and dependent variables are the two key variables in a science experiment. The independent variable is the one the experimenter controls. The dependent variable is the variable that changes in response to the independent variable. The two variables may be related by cause and effect.

## How do you describe an independent variable?

An independent variable is defines as the variable that is changed or controlled in a scientific experiment. It represents the cause or reason for an outcome. Independent variables are the variables that the experimenter changes to test their dependent variable.

What’s an independent variable Kids definition?

An independent variable is a variable that you can control. One way to explain it to a child is that it is the variable that the child can change during the experiment. For example, in an experiment on the effect of light on plant growth, the child can control how much light a plant receives.

What type of variable is blood type?

Nominal variables

Question: What is your blood type?
Answer: I have blood type A (or B, AB, O, etc.)
Nominal variable: Blood type
Category: A, B, AB, O, etc.

### What type of variable is SAT score?

An interval scale is one where there is order and the difference between two values is meaningful. Examples of interval variables include: temperature (Farenheit), temperature (Celcius), pH, SAT score (200-800), credit score (300-850).

### What type of variable is the dependent variable?

Parts of the experiment: Independent vs dependent variables

Type of variable Definition
Dependent variables (aka response variables) Variables that represent the outcome of the experiment.
Control variables Variables that are held constant throughout the experiment.