Exam 2: The Research Enterprise in Psychology

If we were to measure the height and weight of 100 adult women, we would find that these two measures are ​

Which of the following is NOT true of descriptive\correlational research methods?

The two major advantages of the scientific method are its _____, or the fact that it requires that people specify exactly what they are talking about, and its intolerance of error. ​

A recent investigation of potential sampling bias in psychological research indicated that approximately_____ of the samples in published studies came from the United States.

The fact that research results can be affected by experimenter bias illustrates which of your text's unifying themes? ​

A researcher who wants to get a broad perspective on an area of research by combining the results from a large number of existing studies would be MOST likely to use which of the following statistical techniques?

In experimental research, the variable that is free to be varied by the experimenter is the _____ variable.

David and Alexandra both take part in a research study that is investigating the effects of sleep deprivation on reaction time. David is kept awake for 24 hours straight, while Alexandra follows her normal sleep routine. In this study, David is part of the _____ group.

While a(n) ____ is the group of individuals actually observed in a research study, the ____ is the group of individuals that researchers want to generalize or extend their findings to describe.

Briefly describe the steps involved in scientific psychological research.

A researcher found that clients who were randomly assigned to same-sex groups participated more in group therapy sessions than clients who were randomly assigned to coed groups. In this experiment, the independent variable was

Research has revealed that subjects who participated in research involving deception ​

Dr. Limmex is trying to win FDA approval for a new drug to treat anxiety. Dr. Limmex claims that 14% of the people who took this new drug reported reduced anxiety; however, other researchers claim that 14% of patients who receive no treatment also report reductions in their anxiety levels. It appears that the patients who improved after taking Dr. Limmex's drug ​

In an experiment, the variable that is manipulated by the researcher is known as the _____ variable, and the variable that is measured is known as the _____ variable. ​

Suppose a researcher discovered a strong negative correlation between the length of people's hair and the amount of money they paid for their automobile. In general, people who paid the least amount of money for their automobile also had ​

The fact that researchers use systematic observation to study human behavior illustrates which of your text's unifying themes? ​

A theory is ​

A scientific theory has to be

In order to determine whether lack of sleep causes anxiety, a scientist will

A psychologist's hope that his or her research will help to solve some practical problem reflects which of the following goals of science?