Examlex
Describe the successes and failures of Christopher Columbus's voyages at the end of the fifteenth century.
Cholesterol Level
A measurement of the total amount of cholesterol in the blood, including LDL ("bad") and HDL ("good") cholesterol.
Sign Test
The Sign Test is a nonparametric test used to evaluate the median of a population, particularly when the sample size is small and the data are not normally distributed.
Matched Pairs
A research design in statistics where pairs of subjects are matched based on certain criteria, and differences within each pair are analyzed.
Test Statistic
A calculated value used in a statistical test to decide whether to support or reject the null hypothesis.
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