Exam 2: Psychologys Scientific Method

A theory can be defined as

Discuss two limitations of using surveys in research.

A male experimenter is friendlier towards female participants than he is towards male participants. This is an example of ________ bias.

A correlational study is used to determine

A team of psychology students would like to expose their classmates to an embarrassing experience in order to gather data for their term project. Their instructor has asked them to read the ethical guidelines published by the American Psychological Association. She wants them to understand that

Explain the difference between a dependent variable and an independent variable.

________ is a method by which researchers combine results across studies to establish the strength of an effect.

Professor Gordon is planning an experiment. She has decided that each time Johnny leaves his desk, it indicates hyperactivity. Professor Gordon has formulated a(n)

Briefly describe the research of James Pennebaker in regards to expressive writing and health, and present the guidelines an individual should follow in order to benefit from the healing power of writing.

The research sample is the entire group about which the investigator wants to draw conclusions.

Confidentiality requires that

The specific description of a behavior to be studied is referred to as the

The Nun Study, in which researchers followed up with a group of nuns repeatedly over the course of 20 years, is an example of what type of research?

Internal validity refers to the

In surveys of adolescents, many teenagers claim that they began smoking cigarettes because of peer pressure. In observing adolescent groups, however, you rarely see an individual offer another student a cigarette or asking another student whether they would like to smoke. You predict that peer pressure is NOT the primary reason that adolescents smoke cigarettes. You have just formulated a(n)

Which of the following best represents the correlation between hair color and intelligence?

A correlation coefficient indicates the ________ between two variables.

Of the following, which is the most rigorous level of statistical significance?

Which of the following is a technique that would NOT fall under the survey method?

The independent variable is what the experimenter arranges or has control over to allow a comparison in an experiment.