Examlex
According to research described in the Focus on Neuroscience box "Emotions and the Brain," some emotions fail to produce significant brain activation.
Z-statistic
A statistic that quantifies the number of standard deviations a data point is from the population mean.
Level of Significance
The threshold below which a p-value is considered statistically significant, indicating the probability of wrongly rejecting the null hypothesis.
Sample Mean
The arithmetic mean calculated from a sample of data from a larger population, used to estimate the population mean.
Population Mean
The average measure of a set of values from the entire population of interest, representing its central tendency.
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