How does the wording of the null hypothesis affect the interpretation of the results?

Nov 1, 2013 ... What is not widely appreciated, however, is that they are actually testing different null hypotheses. The null hypothesis tested by PERMANOVA is ... 05). Thus, reducing the file drawer problem, and reducing the bias in psychological literature. Without such a resource researchers could be wasting their time ... The first thing needed to know is that there are two Hypotheses called the Null Hypothesis (H0) and the Alternative Hypothesis (H1); they are mutually ... A null hypothesis is a type of statistical hypothesis that proposes that no statistical significance exists in a set of given observations. Hypothesis testing ... Oct 11, 2016 ... The research hypothesis is a prediction of the relationship between these variables. It is NOT a conclusion about what has already been found, ... Researchers create the null hypothesis to serve as a reference point for comparison of their findings. Usually represented by the symbol H0, this hypothesis ... An online Null Hypothesis Collection, a dedicated home for well-conducted negative, inconclusive or replication studies. This chapter introduces the second form of inference: null hypothesis significance tests (NHST), or “hypothesis testing” for short. The main statistical end ... The null hypothesis is the likelihood that the results of your test are due to chance rather than a causal relationship. Put in technical terms, a null ... When costs of Type I and Type II error are considered equal in order to minimize the average of both Type I and Type II error, the optimal α is 0.0142, making ...