According to the APA's Ethics Code for Humans, Those Who

question 4

Multiple Choice

According to the APA's ethics code for humans, those who volunteer for a study

• A)can quit at any time, without penalty
• B)must be debriefed at the end of the study, if they request it
• C)must sign an informed consent form that fully explains all aspects of the study ahead of time, including its complete hypothesis
• D)must complete the study, once they begin

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Definitions:

Critical Value

A critical value is a point on the test distribution that is compared to the test statistic to determine whether to reject the null hypothesis.

Upper Tail Area

Upper tail area refers to the region in the tail of a probability distribution, beyond a certain point, used to calculate probabilities in related statistical tests.

Level of Significance

A threshold in hypothesis testing, denoted by alpha, that determines the probability of rejecting a true null hypothesis, often set at 0.05 or 5%.

Testing

The process of evaluating a system or its component(s) with the intent to find whether it satisfies the specified requirements or not.