On the announcement, SBE Certification Committee Chair Ralph Hogan, CPBE, ATSC3, DRB, CBNE, said, "The SBE has offered some form of SBE certification practice test for many years. This web-based ...

The organization wants to test this at a significance level of 0.05, i.e., it is willing to take only a 5 percent risk of being wrong when it says the sample is not from the population. Therefore: ...

Catching cancer early using a blood test—called a “liquid biopsy”—has long been a goal of cancer research. Such tests would ...

Nelson (1989, 1994) describes the use of standardization to apply the tests for special causes to data involving varying subgroup samples. This approach applies the tests to the standardized subgroup ...