Examlex
Differentiate between T-cytotoxic (TC) cells and T-helper (TH) cells.
Sign Test
A nonparametric test used to determine whether the median of a population differs from a specified value by examining the signs of differences rather than their magnitude.
Populations Differ
A concept in statistics and research indicating that two or more populations are not identical in terms of one or more characteristics.
Degrees of Freedom
The number of independent pieces of information available to estimate another piece of information, often related to sample size in statistical analyses.
Chi-squared Distributed
Pertains to a statistical distribution one typically employs to evaluate the goodness-of-fit of observed data with theoretical expectations.
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