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Compared to the seawater around them, most marine invertebrates are
Hypothesis Testing
A statistical method used to decide whether a hypothesis about a parameter in a population is supported by the data gathered from a sample.
Test Statistic
A numerical value employed in statistical hypothesis testing for deciding if the null hypothesis should be discarded.
Confidence Interval
A range of values, determined from sample statistics, that is believed to contain the true population parameter with a certain probability.
Critical Value
A point on the scale of the test statistic beyond which we reject the null hypothesis; it marks the threshold for statistical significance.
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