Provides answers to commonly asked questions about COBRA. Health Benefits Under the Consolidated Omnibus Budget Reconciliation Act (COBRA) (PDF) Provides a detailed overview of the major provisions of COBRA.
In the two-sample pooled t-test the pooled variance is computed by averaging the two individual sample variances. The assumptions for the two-sample pooled t-test for the difference in two means are that there are random samples from two independent normal populations with common but unknown variance.
Two-tailed Test A two-tailed test is a statistical procedure used to compare the null hypothesis that a population parameter is equal to a particular value against the alternative hypothesis that the population parameter is different from this value. Evidence regarding the null