Examlex
An "is a" relationship exists between a grasshopper and a bumblebee.
Hypothesis
A proposed explanation made on the basis of limited evidence as a starting point for further investigation.
Pooled Standard Error
A method to estimate the standard error across two or more samples by combining the individual standard deviations into a single measure, often used in t-tests.
Confidence Interval
A variety of values obtained from sample data that probably encompasses the value of an unspecified population characteristic.
Margin of Error
An expression of the amount of random sampling error in a survey’s results.
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