RESEARCH METHODS THINKING CRITICALLY WITH PSYCHOLOGICAL SCIENCE
EXPERIMENTAL VARIABLES IN PSYCHOLOGY
|
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
|
|
Both participants and the person conducting the investigation are unaware of the aims and hypothesis.
|
|
|
The participant is unaware of the aims and hypthesis, but the researchers conducting the investigation are.
|
|
|
No-one can see what they are doing during the experiment.
|
|
|
None of the above
|
Detailed explanation-1: -A type of clinical trial in which neither the participants nor the researcher knows which treatment or intervention participants are receiving until the clinical trial is over. This makes results of the study less likely to be biased.
Detailed explanation-2: -Therefore, both research participants and researchers are blind to this information. Double-blind studies help in reducing the biases like the placebo effect, experimenter bias, and experimenter expectancy effect that hinder the results and conclusions of the study.
Detailed explanation-3: -In a double-blind experimental design, which of the following would be true? Neither the researchers and the experimental subjects know whether the latter have been assigned to an experimental group or a control group.
Detailed explanation-4: -Which of the following best describes a double-blind study? The participant in the experiment and the person collecting the data are not aware of the specific hypothesis being tested.