A marketing researcher at a computer company did a study examining user satisfaction with two operating systems.A total of 300 users were surveyed on the type of operating system used and their satisfaction with it.Use the following data set to answer questions 6-14: 
What is the probability that a person is satisfied given that they use system 10?
Definitions:
Economy Operated
The manner in which a nation's economy functions, encompassing aspects such as production, distribution, and consumption of goods and services.
Transcontinental Railroads
Railroad lines that cross a continent, facilitating long-distance travel and transportation of goods across vast distances.
Civil War
A war between groups within the same country or state, often rooted in political, ethnic, or social differences.
Great Depression
A severe worldwide economic downturn that lasted from 1929 to the late 1930s, marked by massive unemployment and the fall of global trade.
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