The following table shows the results of a survey of authors by a fictitious pub
ID: 2903416 • Letter: T
Question
The following table shows the results of a survey of authors by a fictitious publishing company.
Consider the following subsets of the set S of all authors represented in the table: C, the set of successful authors; U, the set of unsuccessful authors; N, the set of new authors; and E, the set of established authors. HINT [See Example 3.] (Round your answers to two decimal places.)
What percentage of established authors are successful?
80.76 -wrong
What percentage of successful authors are established?
1233.81- wrong
New Authors EstablishedAuthors Total Successful 5 21 26 Unsuccessful 13 57 70 Total 18 78 96
Explanation / Answer
Total number of established authors = 78
Total number of successful authors = 26
Percentage of established authors that are successful = (Number of successful established authors/Total Number Of Established Authors) * 100 = 21/78 * 100 = 26.92%
Percentage of successful authors that are established = (Number of established successful authors/Total Number Of Successful Authors) * 100 = 21/26 * 100 = 80.77%
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