Examlex
The scientific method is one of the foundational pillars of the field of psychology.However,empirically testing psychological therapies is very difficult.Describe two barriers to scientifically testing the effectiveness of psychological therapies.
Alternative Hypothesis
The alternative hypothesis proposes that there is a statistically significant difference between data sets or effects, contrary to the null hypothesis.
Type II Error
The statistical error that occurs when a test fails to reject a false null hypothesis, also known as a "false negative" finding.
Beta (β)
In statistics, the probability of making a Type II error, or failing to reject a false null hypothesis.
Type II Error
The incorrect failure to reject a false null hypothesis, also known as a "false negative."
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