Examlex
Which one of the following is NOT an argument against foreign aid?
Correlated
Correlated refers to a statistical relationship between two or more variables where a change in one is associated with a change in another, indicating a possible connection or causality.
Sampling Bias
A statistical bias that occurs when a sample is collected in such a way that some members of the intended population are less likely to be included than others, resulting in a non-representative sample.
Double Blind Procedure
A double-blind procedure is a research method in which both the participants and the researchers are unaware of who has been assigned to the control or experimental group, reducing bias.
Placebo Effect
A phenomenon wherein a patient's symptoms can improve after receiving a treatment with no therapeutic value, purely because of the individual's belief in the treatment's efficacy.
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