Examlex
Selena's parents arrange for her to take part in an intelligence test for preschool admissions. Her individual intelligence is measured to be 125 relative to a statistically normal curve with an average of 100. This is her ____.
Wilcoxon Signed-Rank Test
A statistical test used for comparing two related samples to determine if their population means rank differ.
Dependent Samples
Two or more groups of observations where the individuals or items in one group are related or matched to those in the other groups.
T-Test
A statistical test used to compare the means of two groups or to compare a sample mean with a known value when the sample size is small and the population variance is unknown.
Sign Test
A non-parametric test used to determine if there is a significant difference between paired observations, based on the direction of differences rather than the size.
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