Examlex
Which star spends the longest time in the protostellar phase of life?
Lowering Alpha
Reducing the alpha level, or the threshold of significance, to decrease the probability of committing a type I error in hypothesis testing.
Type I Error
A statistical error occurring when a true null hypothesis is incorrectly rejected.
Type II Error
The error that occurs when a false null hypothesis is not rejected, meaning a true effect is missed.
Collecting Data
The process of gathering and measuring information on variables of interest in an systematic fashion that enables one to answer stated research questions, test hypotheses, and evaluate outcomes.
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