A chi-square (χ2) statistic is a test that is used to measure how expectations compare to actual observed data or model ...
What is a one sample t test? The t test is a commonly used hypothesis test in statistics that allows us to compare the mean value of a group of sampled data with some hypothesized value, usually a ...
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Smarter hypothesis testing with statistics: How e-values can improve scientific research
During his Ph.D. research, mathematician Tyron Lardy worked on a new approach to hypothesis testing. Instead of the traditional p-value, he uses so-called e-values. These turn out to be more ...
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