During the Eastern Zhou Dynasty's Spring and Autumn Period,which of the Following

question 40

Multiple Choice

During the Eastern Zhou dynasty's Spring and Autumn period,which of the following resulted in a political power shift from the central state to local authorities?

• A) Cheaper and more abundant weapons,products from new iron smelting techniques
• B) New discoveries in hydrology increased the power of rural agriculture.
• C) New sextants,which allowed local rulers to create accurate calendars without the royal astronomers
• D) New interpretations of oracle bones discouraged local gentlemen from supporting the central state.

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Definitions:

Discrete Random Variable

A variable that takes on countable values, each with a certain probability.

E(x)

The expected value of a random variable x, representing the mean or average outcome.

Variance

A measure of how much values in a dataset differ from the mean of the dataset, indicating the spread of data points.

Discrete Probability Distribution

A statistical function that describes the probability of occurrence of each value of a discrete random variable.