IV and DV

_____ are manipulated; _____ are measured.A. Statistics; correlationsB. Dependent variables; independent variablesC. Surveys; experimentsD. IVs; DVs

IVs; DVs

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 illustratesA. the independent variable.B. random assignment.C. an operational definition.D. the double-blind procedure.

an operational definition.

In a psychological experiment, the factor that may be influenced by the manipulated experimental treatment is called the ________ variable.A. independentB. dependentC. controlD. experimental

dependent

The concept of control is important in psychological research becauseA. without control over independent and dependent variables, researchers cannot describe, predict, or explain behavior.B. experimental control allows researchers to study the influence of one or two independent variables on a dependent variable while holding other potential influences constant.C. without experimental control, results cannot be generalized from a sample to a population.D. of all of these reasons.

experimental control allows researchers to study the influence of one or two independent variables on a dependent variable while holding other potential influences constant.

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 _____.A. experimenter biasB. subject biasC. ethnocentric researchD. misapplication of an independent variable

experimenter bias

Experimenter bias refers to _____.A. intentional subtle cues given by a researcher that lead a subject to guess what the correct response should beB. experimenters that unintentionally let their beliefs and expectations influence the results of a studyC. the experimenter's belief that his or her study results are more accurate than any other study's resultsD. the tendency of experimenters to unintentionally report their results in a manner which always supports their hypothese

experimenters that unintentionally let their beliefs and expectations influence the results of a study

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).A. researcher variables; extraneous variablesB. response to the drug; amount of the drugC. exposure to the drug; quiz scoresD. experimental group; control group

exposure to the drug; quiz scores

In a psychological experiment, the experimental factor that is manipulated by the investigator is called the ________ variable.A. independentB. dependentC. controlD. experimental

independent

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 theA. standard deviation.B. dependent variable.C. independent variable.D. random sample.

independent variable.

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 wasA. feelings of self-esteem.B. insults or compliments.C. interpersonal attraction.D. physical appearance.

interpersonal attraction.

Unlike correlational studies, experiments involveA. manipulating the factors of interest.B. replication of previous research.C. studying observable behaviors.D. randomly selecting participants.

manipulating the factors of interest

Any factor such as infant nutrition which can vary in its quality or quantity is called aA. variable.B. median.C. coefficient.D. sample.

variable