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4. A market researcher surveyed people to find out if they listened to an Oldies radio station. The sample revealed information on 120 listeners'
4. A market researcher surveyed people to find out if they listened to an "Oldies" radio station. The sample revealed information on 120 listeners' ages and preferences for music and information content. The following sample data was collected. Age of listeners Frequency 15 -
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Ans s we have given the date of of 120 listeners an find the mean mecen Exf ...
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Business Statistics for Contemporary Decision Making
Authors: Ken Black
6th Edition
978-0470409015, 9780470559062, 470409010, 470559063, 978-0470910184
