Exam 2: Psychology as a Science

In an experiment,what names are given to the variable that is manipulated and the variable that is measured?

Which term is most nearly synonymous with the term correlation?

Define "statistically significant."

What method do psychologists use to analyze study data?

In an experimental setting,the variable that is NOT manipulated is called the ___ variable.

What term refers to personal beliefs or conventional wisdom that an individual thinker accepts as a broad,basic truth?

Barney pulled an all-nighter to study before his last exam and he failed it.With the exam before that,he got a good sleep and he passed.Based on this,Barney predicts that he will do better on his next exam if he gets a good sleep the night before.What type of reasoning is Barney using?

When asked to define 'popularity,' Brianna offers,"It's when everyone likes you." Chrissy suggests,"It's basically the number of friends you have." In this example,an operational definition is being offered by

Psychology distinguishes itself from other scientific fields by examining what three issues?

Which of the following statements is the best operational definition of "test score"?

What do inferential statistics allow researchers to do?

Horace is working in a lab that is researching personality types and dreams.In this research,participants fill out lengthy personality questionnaires and record the content of their dreams for one week.Horace's job is to make sure that each participant is given an identity number,and that this number is not stored with any identifying information about the participant.Furthermore,Horace oversees storing all the raw data under lock and key,so that only the compiled data is available for analysis.In what way does Horace's job show how psychologists take steps to protect human participants?

For a hypothesis to be considered acceptable,it must

Describe a limitation associated with the use of naturalistic observation methodology.

A statement of the objective relationship between two variables is termed a(n)___.

Dr.Freckleton plans to study the relationship between drug abuse and minor illnesses such as colds and flu.Why might he be most likely to use a descriptive research method?

Redoing and expanding on a study to see if its results hold up in different conditions with new samples is termed ___.

What procedure at the end of an experiment provides participants with information regarding the full purpose and goals of the study?

Define the term "hypothesis" and provide an example.

Grace conducted an experiment to study the incidence of birth defects in infants born of mothers who drank alcohol during their pregnancies.From the outset of the study,she had a poster located behind her desk in full view of study participants that stated,"Don't Drink" accompanied by a disturbing image of a newborn with multiple birth defects.What type of bias does this poster represent?