Examlex
Which of the following statements about the Federal Reserve Bank (the Fed) is most accurate?
Alpha
Alpha, often represented as α, is the threshold probability of committing a Type I Error, typically set at 0.05 or 5% in hypothesis testing.
T-statistic
The T-statistic is a ratio used in hypothesis testing that compares the difference between an observed sample mean and a known value, to the standard error of the mean.
Null Hypothesis
A default hypothesis that there is no significant difference or effect, typically set against the alternative hypothesis in statistical testing.
Alpha
A coefficient used in statistics that represents the level of significance, often denoted as the probability of rejecting a true null hypothesis.
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