Uranium-235 Decays by Alpha Emission

question 101

Multiple Choice

Uranium-235 decays by alpha emission. What isotope is also produced by this transformation?

• A) Pa-234
• B) Th-237
• C) Pu-237
• D) Th-231
• E) Pu-239

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Definitions:

Multiple Regression

An approach in statistical analysis where the link between a dependent variable and multiple independent variables is established.

Analysis Of Variance

A statistical method used to compare the means of three or more samples to find if at least one differs significantly.

Nominal Variables

Variables that represent categories with no inherent order or ranking among them.

First-Order Model

A mathematical model that describes a system using a first-degree differential equation, which relates system output to inputs and internal states with only the first derivative of time.