A Null Hypothesis Is Best Described as
Ross in Introductory Statistics Fourth Edition 2017 Summary. If after calculating the significance test on two or more samples the null hypothesis is rejected it indicates that there is evidence to suggest that. Hypothesis Testing Definition The null hypothesis states that homogeneity. . Cochrans Q is the traditional test of heterogeneity and is based on the χ 2 test which has been described in a previous question3 The statistical test of heterogeneity using Cochrans Q test is carried out in a similar way to traditional statistical hypothesis testing with a null hypothesis and an alternative hypothesis. The null hypothesis of these tests is often the assumption that both samples were drawn from a population with the same distribution and therefore the same population parameters such as mean or median. A statistical hypothesis is a statement about the parameters of a population distribution. The hypothesis to be tested is c...