How ANOVA helps ensure process data lead to accurate, defensible decisions. The two-sample t-test determines if two population means are equal. Typical applications involve testing whether a new ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Objective Braak’s hypothesis states that Parkinson’s disease (PD) originates in the gastrointestinal (GI) tract, and similar associations have been established for Alzheimer’s disease (AD) and ...

Abstract: We recently proposed a novel approach to perform spatial inference using large-scale sensor networks and multiple hypothesis testing [1]. It identifies the regions in which a spatial ...

When conducting a hypothesis test, one of the critical steps is calculating the test statistic. A powerful yet user-friendly tool, the TI-84 graphing calculator, can help you do this quickly and ...

The p-value is an essential concept in statistical hypothesis testing, which is used to determine the statistical significance of a result. It represents the likelihood of obtaining results as extreme ...

When investigators test multiple outcomes or fit different model specifications to the same dataset, as in multiverse analyses, the resulting test statistics may be correlated. We propose new multiple ...