Psych 2

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Which of the following is a drawback of case studies?

Interviewers may influence participants to give responses that suit their expectations

Which of the following statements is true of applied research

It is designed to find solutions to specific personal or social problems

An error in research reflecting the prospect that people who offer to participate in research studies differ systematically from people who do not is known as__________.

a. volunteer bias

In the scientific method, a research question may be studied as a question or reworded as a__________.

b. hypothesis

Sujay is conducting a research on a group of factory machinists as part of a study on workplace stress and heart disease. Before conducting his study, he explains the objective of the study to the subjects and tells them what they would need to do. He gives them the opportunity to choose if they want to participate or not. In other words, Sujay is seeking__________.

b. informed consent

__________has been characterized as research for its own sake

c. Pure research

A(n) _____ expresses the strength and direction (positive or negative) of the relationship between two variables.

c. correlation coefficient

A source of bias that may occur in research findings when participants are allowed to choose for themselves a certain treatment in a scientific study is called a _____.

c. selection factor

Which of the following statements is true of the scientific method?

d. Psychologists are guided by principles of critical thinking as they try to draw conclusions from research evidence collected through the scientific method.

An association among variables is known as__________.

d. correlation

The measured results, or outcomes, in an experiment are called__________.

dependent variables

One of the advantages of__________is that by distributing questionnaires and analyzing answers with a computer, psychologists can study many thousands of people at a time.

surveys


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