What Are The 3 Independent Variables. Oct 07 2018 The independent and dependent variables are the two key variables in a science experiment. It is called independent because its value does not depend on and is not affected by the state of any other variable in the experiment.
Theres nothing you or anything else can do to speed up or slow down time or increase or decrease age. Overall change in blood pressure. Because it is the one that is changed.
It is a variable that stands alone and isnt changed by the other variables.
In this experiment we have the following variables. Walking as a Stress-Reduction Activity March 31 2021. An ordinal variable can also be used as a quantitative variable if the scale is numeric and doesnt need to be kept as discrete integers. The independent variable is the variable the experimenter manipulates or changes and is assumed to have a direct effect on the dependent variable.
