SOLUTION: A sample of adults is selected. The adults are classified according to their voter registration status and their preferred source of current events information. The results are gi

Algebra ->  Probability-and-statistics -> SOLUTION: A sample of adults is selected. The adults are classified according to their voter registration status and their preferred source of current events information. The results are gi      Log On


   

Question 840682: A sample of adults is selected. The adults are classified according to their voter registration status and their preferred source of current events information. The results are given in the contingency table below.
Preferred source of information
Television Newspaper Radio Internet sites
Registered 46 15 19 39
Not registered 37 17 26 24
Among the adults in the sample who prefer to obtain their information through internet sites, what is the relative frequency of those who are registered to vote?
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Preferred source of information
...........Television Newspaper Radio Internet sites...Total
Registered.... 46....... 15..... 19........ 39......... 119
Not registered 37....... 17..... 26........ 24......... 124
Total..........83....... 32..... 45........ 63......... 223
Among the adults in the sample who prefer to obtain their information through internet sites, what is the relative frequency of those who are registered to vote?
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Comment:: You are correct.
Ans: 39/119 = 0.3277
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Cheers,
Stan H.
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