Quiz: U4:L6

The conditions to be compared in an experiment. These are randomly assigned to subjects.

• lurking variable

• subjects

• placebo

• treatments

The available group of people (or animals, plants or objects) to which treatments are applied in an experiment.

• double blind

• single blind

• control

• subjects

In an experiment, a randomly selected group of subjects that gets no treatment, gets a placebo, or gets an established or standard treatment.

• control group

• treatments

• subjects

• observational study

A research study in which available subjects are randomly assigned to two or more different treatments in order to compare how responses to the treatments differ.

• sample survey

• experiment

• observational study

• placebo effect

A sham or empty treatment that to subjects of an experiment appears to be the real treatment.

• response variable

• placebo

• subjects

• lurking variable

What are "double-blind" studies?

• when everyone in the study is aware of who received the placebos

• when only the patients know if they received a placebo or not

• when only the doctors know who got the placebos

• when nobody in the study is aware of who received placebos

This is a relationship between two variables.

• cause/effect

• correlation

• coefficients

• experiments

A confounding

• is the variable other than the independent variable the may influence the variable.

• is an outside influence affecting the results of a naturalistic observation study.

• ould influence the results of an experiment because of researcher bias.

• is the one factor the researcher changes between the control and experimental group.

Experimental research...

• tests on variable

• always finds facts

• are performed by psychologists only

• tests a cause and effect relationship

Change in participant behaviour due to their own belief rather than an experimental condition is known as?

• Confounding

• placebo effect

• control group

• placebo