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The following table shows the results of a survey of 400 authors by a publishing company....

The following table shows the results of a survey of 400 authors by a publishing company.

New Authors Established Authors Total
Successful 20 96 116
Unsuccessful 80 204 284
Total 100 300 400

Compute the relative frequency of the given event if an author as specified is chosen at random.

A successful author is established.______________-

2.) The following table shows the results of a survey of 200 authors by a publishing company.

New Authors Established Authors Total
Successful 18 44 62
Unsuccessful 30 108 138
Total 48 152 200

Compute the relative frequency of the given event if an author as specified is chosen at random.

A new author is unsuccessful.______________

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