Examlex
How did George Sperling demonstrate that the visual sensory memory holds a large amount of visual information?
Paired-Difference Experiment
A study design where the subjects are paired up based on certain criteria, and differences within each pair are studied.
Wilcoxon Signed-Rank Test
A non-parametric test used to compare two related samples, matched samples, or repeated measurements on a single sample to assess whether their population mean ranks differ.
Large-Sample Z-Test
A statistical hypothesis test used when the sample size is large, generally over 30, utilizing the standard normal distribution.
Test Statistic
A value, derived from sample data, used in hypothesis testing to determine whether to reject the null hypothesis.
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