The Most Momentous Invention to Emerge from the Song Era

question 23

Multiple Choice

The most momentous invention to emerge from the Song era was:

• A) Calligraphy
• B) Porcelain.
• C) Gunpowder.
• D) Lacquer ware.

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Definitions:

Estimated Regression

A statistical method used to predict the value of a dependent variable based on the values of one or more independent variables.

SSR

Sum of Squares due to Regression, a measure in statistics used to quantify the variance explained by a regression model.

Least Squares

A mathematical method used to find the best-fitting line through a set of points by minimizing the sum of the squares of the distances from the points to the line.