Exam 5: Introducing Psychology: the Psychology Experiment

A researcher wants to find out if taking a new antidepressant drug will decrease the symptoms of subjects suffering from social anxiety.The number of symptoms exhibited by the subjects would be the ______ variable.

You are conducting an experiment to determine if listening to music improves learning.If there was no difference between the test performance of the experimental and control groups,then we can conclude that

Regarding the experimental method,which of the following statements is FALSE?

The chief function of the control group in an experiment is that it

Suppose you want to find out if using cell phones while driving a car affects the likelihood of having an accident.Driving ability as defined by the scores achieved on a test of driving ability would be the ______ variable.

Regarding biases in research,which of the following statements is FALSE?

In an experiment,if the obtained results would occur by chance in less than five experiments out of 100,the results

A teacher wants to find out if a problem-based history program is superior to the regular history curriculum being used.The motivation and intelligence of the students participating in the new and the regular history programs would be considered the ______ variables.

A researcher is testing the effectiveness of a new math program.The extraneous variables,such as temperature and lighting,will best be controlled by

The subjects in the experimental group receive the experimental drug,while the subjects in the control group receive a placebo.Although the experimenter knows which subjects are in the experimental group and which are in the control group,the subjects themselves do not know who is in which group or who received the real drug and who the placebo.This experimenter is using

In an experiment,control over extraneous variables,such as the time of day or the temperature of the room,can be obtained by

We wish to test the hypothesis that music improves learning.Random assignment into two groups,one that listens to music and one that studies in silence,controls for

A formal trial undertaken to confirm or disconfirm a hypothesis about cause and effect is called a(n) ______.

Dr.Darius subtly and unknowingly communicated her expectations to her subjects,which resulted in her subjects behaving in ways that made her expectations come true,a phenomenon known as the

In an experiment to study the effects of study skills training on academic achievement,the motivation and intelligence of the students in the study would be considered dependent variables.

Experiments can determine cause-and-effect relationships with the suspected cause being the __________variable.

Sometimes a researcher subtly communicates his or her expectations to the subjects,who in turn make the prediction occur.This subtle communication by the researcher of his or her expectations is known as the __________ bias.

An example of "researcher bias" would be a situation in which the experimenter

A simple experiment has two groups of subjects called the

The placebo effect is a form of