Dependent and Independent Variable

Which variable is manipulated or changed by the researcher in an experiment?

• control variable

• dependent variable

• random variable

• independent variable

In a study examining the relationship between study time and exam scores, what is the dependent variable?

• exam scores

• research methodology

• independent variable

• study time

Independent variable is to dependent variable as _________ is to ____________.

• hypothesis | conclusion

• effect | cause

• cause | effect.

• conclusion | hypothesis

This is a method of research where an investigator manipulates one or more factors (independent variables) to observe the effect on some behavior or mental process (the dependent variable).

• Experiments

• Case Study

• Survey

• Observational

In a study of the effect of a driver training program on driving skill, a possible operationalisation of the dependent variable would be...

• driving quality

• number of accidents

• hours spent training

• amount of traffic

Variable that can be manipulated or controlled is ___________________

• Independent Variable

• Dependent Variable

In a social study examining the impact of social media usage on teenagers' sleep patterns, what is the independent variable?

• A) Teenagers' sleep patterns

• B) Social media usage

• C) Age of teenagers

• D) Type of social media platform

Which of the following is typically considered the dependent variable in a study on the effects of educational interventions on student performance?

• A) Type of educational intervention

• B) Student performance

• C) Teacher's experience

• D) Classroom size

In a research study exploring the relationship between economic status and access to healthcare, what is the dependent variable?

• A) Economic status

• B) Access to healthcare

• C) Geographic location

• D) Age of participants

What is the independent variable in a study investigating the influence of parental involvement on children's academic success?

• A) Children's academic success

• B) Parental involvement

• C) School curriculum

• D) Teacher's qualifications