Psychology > QUESTIONS & ANSWERS > WGU C180 Study Guide Questions and Answers Latest Update (All)

WGU C180 Study Guide Questions and Answers Latest Update

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WGU C180 Study Guide Questions and Answers Latest Update What do psychologists study? Correct Answer- • Biological Foundations • Mental Life • Change • Self and Others • Potential and ... Dysfunction What is the scientific method and how is it applied to psychological research? Correct AnswerThe scientific method is the set of assumptions, rules, and procedures scientists use to conduct research. In addition to requiring that science is verifiable, the scientific method demands that procedures are free of personal bias. What is the definition of a hypothesis? Correct Answer- A specific and falsifiable prediction about the relationship between two or more variables. What is an operational definition? Provide an example. Correct Answer- An operational definition refers to a precise statement of how a conceptual variable ( abstract idea that form the basis of research hypotheses ) which is turned into a measured variable ( varialbes consisting of numbers that represent the conceptual variables ) (Conceptual Variable) Depression - (operational definition) Number of negative words used in a creative story; number of appointments made with a psychotherapist Why are ethical guidelines needed within psychological research? Correct Answer- These are needed with psychological research is the prevent physical and/or emotional harm to the participants. What are the various research methods in the field of psychology? Correct Answer- Descriptive Research Correlational Research Experimental Research What is descriptive research? Correct Answer- research designed to provide a snapshot of the current state of affairs. What is Correlational Research Correct Answer- research designed to discover relationships among variables and to allow the prediction of future events from present knowledge. What is Experimental Research Correct Answer- research in which there is a random assignment of research participants into two groups. This is followed by a manipulation of a given experience for one group while the other is not manipulated. One group is the experimental group that receives the manipulation. The other group is the control group that does not. The two groups are then compared to determine the influence of the manipulation. What is the relationship between a population and a sample? Correct Answer- The people chosen to participate in the research, called a sample, are selected to be representative of all the people that the researcher wishes to know about, called the population. "Sampling is the process of selecting a representative group from the population under study. The target population is the total group of individuals from which the sample might be drawn. A sample is the group of people who take part in the investigation. The people who take part are referred to as "participants"." Independent Variable Correct Answer- The variable in an experiment that is manipulated or compared Dependent Variable Correct Answer- The variable in an experiment that is measured; the outcome of an experiment [Show More]

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