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A bimodal distribution has "peaks."
Confidence Intervals
A range of values, derived from sample statistics, that is believed to contain the true population parameter with a certain level of confidence.
Unknown Parameters
Quantities in a statistical model that are not known a priori but are estimated from data.
P-values
The probability of observing a statistic as extreme as, or more extreme than, the statistic observed under the assumption that the null hypothesis is true.
Two-sided
Pertaining to hypothesis tests that consider deviations in both directions away from a specified null hypothesis.
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