A small p-value often means the observed data effect is statistically significant. Set a significance level to compare with the p-value to validate investment hypotheses. Utilizing p-values in Excel ...

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In the middle of the 20 th century, the field of psychology had a problem. In the wake of the Manhattan Project and in the early days of the space race, the so-called “hard sciences” were producing ...

A more-nuanced approach to reporting and interpreting data from randomized controlled trials, one that factors in the totality of the evidence, is warranted in cardiovascular medicine, according to a ...