Randomisation Is Used to Assign Research Participants to Groups in Order

question 101

Multiple Choice

Randomisation is used to assign research participants to groups in order to

• A)prevent assembling groups that differ in a way that may influence the research outcome.
• B)make sure that all participants in the study are the same with respect to the dependent variable when the study is concluded.
• C)make sure that all participants are the same with respect to the independent variable before the study begins.
• D)prevent any differences in the way the independent variable is manipulated for all research subjects.

---

Definitions:

Exponential

Relating to a mathematical function or model that describes exponential growth or decay, where the rate of change is proportional to the current value.

Linear

Pertaining to or resembling a line; involving a sequence of events or elements that proceed in a straight or direct path with no deviations.

Fuel Efficiency

A measure of how far a vehicle can travel on a specified amount of fuel, usually expressed in miles per gallon (mpg) or liters per 100 kilometers (l/100km).

Car's Weight

The car's weight refers to the total mass of a vehicle, often measured in pounds or kilograms, including all its components and contents.