Number of Motorcycles the Probability Distribution of a Discrete Random

question 78

Essay

Number of Motorcycles The probability distribution of a discrete random variable X is shown below, where X represents the number of motorcycles owned by a family. {Number of Motorcycles Narrative} Find the standard deviation of X .

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Definitions:

Photosynthesis

The process by which green plants and certain other organisms transform light energy into chemical energy, using carbon dioxide and water to produce glucose and oxygen.

Animal Respiration

The process by which animals exchange gases with their environment, taking in oxygen and releasing carbon dioxide, typically involving lungs or gills.

Combustion

A chemical reaction that occurs between a fuel and an oxidant, releasing heat and light, commonly referred to as burning.

Industrial Revolution

A period of major industrialization that took place during the late 1700s and early 1800s, transforming largely agrarian societies into industrialized ones.