Test 1 - IV and DV

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_____ 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


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