Which variable is the explanatory variable?

Which variable is the explanatory variable?

❖ The variable that is used to explain or predict the response variable is called the explanatory variable. It is also sometimes called the independent variable because it is independent of the other variable. In regression, the order of the variables is very important.

What is the explanatory variable in this experiment?

In those cases, the explanatory variable is used to predict or explain differences in the response variable. In an experimental study, the explanatory variable is the variable that is manipulated by the researcher.

What’s another name for explanatory variables?

Independent variables are also called “regressors,“ “controlled variable,” “manipulated variable,” “explanatory variable,” “exposure variable,” and/or “input variable.” Similarly, dependent variables are also called “response variable,” “regressand,” “measured variable,” “observed variable,” “responding variable,” “ …

What type of variable is weight?

Quantitative variables are any variables where the data represent amounts (e.g. height, weight, or age). Categorical variables are any variables where the data represent groups.

What kind of variable is smoking?

Race, Gender, and Smoking are categorical variables.

Is smoking a continuous variable?

A dichotomous variable, SMOKER, indicates habitual smoking, defined as smoking a pack or more of cigarettes a day for a period of at least six months. A related continuous variable, CIGPKYRS, is the number of packs of cigarette smoked per day for one year.

Is VFD and VSD same?

A variable frequency drive (VFD) refers to AC drives only and a variable speed drive (VSD) refers to either AC Drives or DC Drives. VFDs vary the speed of an AC motor by varying the frequency to the motor. VSDs referring to DC motors vary the speed by varying the voltage to the motor.

What type of variable is number?

Numerical (quantitative) variables have magnitude and units, with values that carry an equal weight. For example, the difference between 1 and 2 on a numeric scale must represent the same difference as between 9 and 10.