How many protons and neutrons are in 
?
Definitions:
Three-Month Moving Average
An average calculation that updates by incorporating the most recent three months' data and dropping the oldest month in each new calculation.
Linear Regression
A statistical method for modeling the relationship between a dependent variable and one or more independent variables.
Associative Variables
Factors in statistical analysis that are linked or related in such a way that their values change together in a predictable pattern.
Mathematical Models
Abstractions and representations of real-world systems through mathematical expressions to predict and analyze their behavior.
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