AP Psych. Mod 6

Scatterplot

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Independent variable is to dependent variable as _________ is to ____________.

• hypothesis | conclusion
• effect | cause
• cause | effect.
• conclusion | hypothesis

A client whose improvement during therapy is the result of his or her expectation of improvement rather than the result of the therapy itself is showing

• a placebo effect
• catharsis
• negative transference
• tardive dyskinesia

Dependent Variable

• Variable in an experiment that represents the measurable response or behavior of the subjects in the experiment.

• Variable in an experiment that is manipulated by the experimenter.

In a double-blind procedure, who is unaware of the experimental group assignment?

• The experimenter

• The participants

• Both the experimenter nor the participants are aware of the assignment

• Both the experimenter and participants are unaware of the assignment

An experiment is performed to see if background music improves learning.  Two groups study the same material, one while listening to music and another without music. The independent variable is

• learning
• size of group
• material studied
• presence of music

Suppose a researcher wants to study the effect of drug A on subjects’ alertness. He divides 100 subjects into two groups of 50, an experimental group and a control group. He dissolves drug A in saline solution and injects it into all the subjects in the experimental group. He then gives all the control group subjects an injection of only saline solution.
What is the independent variable? 

• drug A
• saline solution 
• the subjects
• the needles

The experimental method does not attempt to reveal cause-and-effect relationships. 

• True
• Neither
• Both 
• False

The control group's purpose is to 

• to see if the independent variable is impacting the experimental group by comparing results
• determine if the experiment is working
• see if the experimental group is reacting to the dependent variable
• the dependent variable is experiencing change

Research question: does the distance a person kicks a soccer ball effect how well they will do on their math test.  What is the dependent variable?

• How far they kick the soccer ball
• who the person is
• how well they do on the math test
• Type of soccer ball.

Tags

CCSS.6.EE.C.9