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In a Wilcoxon signed-rank test for matched pairs with n = 32, the rank sums of the positive and negative differences are 367.5 and 160.5, respectively. Given this information, what is the value of the standardized test statistic z?
Competence
The ability or skill to effectively perform or complete a task to a specified standard.
Community Psychology
A branch of psychology that studies the relationships of individuals within their community and the wider society to improve welfare.
Psychological Health
A state of well-being in which an individual realizes his or her own abilities, can cope with the normal stresses of life, can work productively, and is able to make a contribution to his or her community.
Social Action
An act undertaken with the intention of causing change in society or in particular social structures.
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