What does alpha mean in chemistry?

The letter alpha represents various concepts in physics and chemistry, including alpha radiation, angular acceleration, alpha particles, alpha carbon and strength of electromagnetic interaction (as fine-structure constant ). Alpha also stands for thermal expansion coefficient of a compound in physical chemistry.

What is alpha level?

By definition, the alpha level is the probability of rejecting the null hypothesis when the null hypothesis is true. Translation: It’s the probability of making a wrong decision. Thanks to famed statistician R. A. Fisher, most folks typically use an alpha level of 0.05.

What does Alpha & Omega mean?

They write new content and verify and edit content received from contributors. Alpha and Omega, in Christianity, the first and last letters of the Greek alphabet, used to designate the comprehensiveness of God, implying that God includes all that can be.

What does an alpha of zero mean?

In other words, alpha is the return on an investment that is not a result of a general movement in the greater market. As such, an alpha of zero would indicate that the portfolio or fund is tracking perfectly with the benchmark index and that the manager has not added or lost any additional value compared to the broad market.