The Following Table Shows the Results of a Survey of 410

question 252

Multiple Choice

The following table shows the results of a survey of 410 authors by a (fictitious) publishing company: $$\begin{array} { | l | l | l | l | } \hline & \begin{array} { l } \text { New } \\\text { Authors }\end{array} & \begin{array} { l } \text { Established } \\\text { Authors }\end{array} & \text { Total } \\\hline \text { Successful } & 70 & 30 & 100 \\\hline \text { Unsuccessful } & 130 & 180 & 310 \\\hline \text { Total } & 200 & 210 & 410 \\\hline\end{array}$$ An author is chosen at random.
Compute the estimated probability of the event that the author is a new author.

• A) \(\frac { 21 } { 41 }\)
• B) \(\frac { 13 } { 41 }\)
• C) \(\frac { 13 } { 20 }\)
• D) \(\frac { 20 } { 41 }\)
• E) \(\frac { 7 } { 20 }\)

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Definitions:

Economic Growth

An increase in the production of goods and services in an economy over a period of time, typically measured by GDP.

Environmental Integrity

The maintenance of the world's physical, biological, and chemical environments to sustain ecosystem health and function.

Centenarians

People who have reached the age of 100 years or older, a milestone achieved by a small fraction of the population.

Ecological Footprint

An estimation of the land and water area required to produce all the goods an individual consumes and to assimilate all the waste an individual generates.