Test 1 - IV and DV
_____ are manipulated; _____ are measured.
IVs; DVs - correct
An experiment was designed to study the potential impact of alcohol consumption on emotional stability. A specification of the procedures used to measure emotional stability illustrates
an operational definition - correct
In a psychological experiment, the factor that may be influenced by the manipulated experimental treatment is called the ________ variable.
dependent - correct
The concept of control is important in psychological research because
experimental control allows researchers to study the influence of one or two independent variables on a dependent variable while holding other potential influences constant. - correct
While conducting research, you unintentionally provide subtle cues to the study's participants about the purpose of the research, which influences your results in the direction you expected) This is a demonstration of _____.
experimenter bias - correct
Experimenter bias refers to _____.
experimenters that unintentionally let their beliefs and expectations influence the results of a study - correct
If researchers gave participants varying amounts of a new "memory" drug and then gave them a story to read and measured their scores on a quiz, the _____ would be the independent variable (IV), and the _____ would be the dependent variable (DV).
exposure to the drug; quiz scores - correct
In a psychological experiment, the experimental factor that is manipulated by the investigator is called the ________ variable.
independent - correct
In an experimental study, men with erectile dysfunction received either Viagra or a placebo. In this study, the drug dosage (none versus peak dose) was the
independent variable - correct
To assess the influence of self-esteem on interpersonal attraction, researchers either insulted or complimented students about their physical appearance just before they went on a blind date. In this research, the dependent variable was
interpersonal attraction - correct
Unlike correlational studies, experiments involve
manipulating the factors of interest - correct
Any factor such as infant nutrition which can vary in its quality or quantity is called a
variable - correct