The numerical value of to the hilt in Chaldean Numerology is: 2. Pythagorean Numerology. The numerical value of to the hilt in Pythagorean Numerology is: 9. Chip Felkel: He's tapped into an uneasiness, and he's done it cleverly, he's played it to the hilt. Philippine President-elect Rodrigo Duterte:
Types of Scientific Experiments. There are many different ways to describe the types of scientific experiments. For the purpose of this lesson, the types of scientific experiments used in the empirical methods will be illustrated. The three main types are experimental, quasi-experimental and observational. The highest level of scientific experiment is known as experimental, or randomized control.
Types of clinical trials. 1  Observational: Type of a trial in which enrolled participants are observed. Outcome measures, such as measures of strength or function may be part of the observation. 2  Interventional: A type of trial in which exposure to the potential therapy being tested, such as a drug, is assigned.