What is the response variable in statistics example?
A response variable is the variable about which a researcher is asking a specific question. In our example, the variable was how much Halloween candy you collected. The response variable can be affected by many different factors, known as explanatory variables.
What is a response variable in an experiment?
Response Variable. Also known as the dependent or outcome variable, its value is predicted or its variation is explained by the explanatory variable; in an experimental study, this is the outcome that is measured following manipulation of the explanatory variable.
How do you find the response variable?
The easiest way to visualize the relationship between an explanatory variable and a response variable is with a graph. On graphs, the explanatory variable is conventionally placed on the x-axis, while the response variable is placed on the y-axis. If you have quantitative variables, use a scatterplot or a line graph.
What is a response variable in statistics quizlet?
A response variable measures an outcome of a study. An explanatory variable attempts to explain the observed outcomes. The explanatory variable is usually called independent and the response variable is called dependent. We will rarely use this terminology in stats. You just studied 42 terms!
What is the difference between response and predictor variables?
Variables of interest in an experiment (those that are measured or observed) are called response or dependent variables. Other variables in the experiment that affect the response and can be set or measured by the experimenter are called predictor, explanatory, or independent variables.
What are response values?
In linear regression, mean response and predicted response are values of the dependent variable calculated from the regression parameters and a given value of the independent variable. The values of these two responses are the same, but their calculated variances are different.
What are explanatory and response variables examples?
Explanatory Variable: Type of fertilizer. This is the variable we change so that we can observe the effect it has on plant growth. Response Variable: Plant growth. This is the variable that changes as a result of the fertilizer being applied to it.
What are the two response variables?
One response variable is the amount of time visiting the site. This response variable is quantitative. One response variable is the amount spent by the visitor. This response variable is quantitative.
What is the difference between a response variable and an explanatory variable provide an example?
Is response variable independent?
If the independent variable is referred to as an “explanatory variable” then the term “response variable” is preferred by some authors for the dependent variable.
Is frequency a response variable?
Definitions. In an experiment, the independent variable is the variable that is varied or manipulated by the researcher. The dependent variable is the response that is measured. Here the independent variable is the dose and the dependent variable is the frequency/intensity of symptoms.
What is response mean?
1 : an act of responding. 2 : something constituting a reply or a reaction: such as. a : a verse, phrase, or word sung or said by the people or choir after or in reply to the officiant in a liturgical service. b : the activity or inhibition of previous activity of an organism or any of its parts resulting from …
What are explanatory variable and response variables?
An explanatory variable is any factor that can influence the response variable. An explanatory variable attempts to explain the observed outcomes. The response variable is usually called dependent, while the explanatory variable is sometimes called independent.
What is manipulated variable and responding variable?
The responding variable is the response of the experimental subject to the manipulated variable. The dependent variable depends on what happens during the experiment. The two terms, responding variable and dependent variable, describe the same aspect of the experiment.
What is an example of a response variable?
A response variable is classified as a dependent variable. An explanatory variable may be compared to an independent variable. For example, a study is done to determine if the number of hours spent doing homework has an effect on the grade a student earns on an exam.
What is the definition of a responding variable?
A responding variable is the component of an experiment that responds to change. For example, if salt is added to water to see how the pH level changes, the water is the responding variable because it is the component of the experiment that changes and reacts to the salt.