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Home Q & A Board Science-Related Homework Help Mathematics
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Hog95 Hog95
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9 years ago
A psychologist conducts a survey of job satisfaction among laborers and white-collar workers using a rating scale on which 1 indicates low satisfaction and 10 indicates high satisfaction. The findings are that laborers have a mean job satisfaction score of 4 and a variance of 1; white-collar workers have a mean job satisfaction score of 7 and a variance of 10. Which statement most completely describes the meaning of these numbers? 
A)   White-collar workers are more satisfied than laborers. 
B)   White-collar workers and laborers are about equally satisfied. 
C)   Laborers generally are less satisfied than white-collar workers, but laborers are just as likely to be highly satisfied as white-collar workers are to be highly dissatisfied. 
D)   Laborers are less satisfied than white-collar workers, and most laborers are about equally dissatisfied, while there is more variation in the satisfaction of white-collar workers. 
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padrepadre
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#1
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9 years ago Edited: A year ago, bio_man
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Hog95 Author
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#2
9 years ago
Thank you so much for the reply. Your answer makes a lot of sense.
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