Exam 3: Research Methods

Paul records data that indicate that the number of hot chocolates sold at a concession stand increases as temperature outside decreases. (For example, more hot chocolates are purchased during late fall than late spring.) Which statement is the MOST accurate depiction of this finding?

The number of new cases of a disorder that develop during a certain period of time is called ______.

The main task of the IRB is to determine whether the participants are adequately protected in terms of welfare and rights.

Generalizability is a synonym for

Which of the following is a high negative correlation?

______ refers to the measured magnitude of the independent variable's influence on the dependent variable.

Which of the following is an effective control for placebo effects?

Sigmund Freud based much of his theory on intensive analyses of individual patients. The psychodynamic perspective, therefore, is built on a foundation of ______.

Statistically significant results are also considered clinically significant.

______ variables operate in conjunction with the independent variable, making the experimental effect more difficult.

Distinguish between statistical and clinical significance. Provide a hypothetical example of an effect that is statistically but not clinically significant or vice versa.

Which choice reflects a perfect positive correlation?

Chris is interested in how multitasking influences performance on a memory test. One group of participants takes only the memory test. The second group performs the memory test while simultaneously sorting cards or listening to music. In Chris's experiment, the dependent variable is ______.

A ______ is also known as a small-N design.

During any given year, approximately 19% of the American population experiences a diagnosable mental illness. This is a statement of the ______ of mental illness.

The scientific process by which a claim is shown to be wrong is known as ______.

Which agency is responsible for monitoring researchers to ensure studies are conducted ethically?

Which correlation coefficient represents no relationship between two variables?

______ statistics are computed to assess the relationship between the characteristics of the sample and those of the population.

Dr. Gigliotti is conducting a detailed examination of a patient with dissociative identity disorder. Dr. Gigliotti is undertaking ______.