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.
Question 2
If someone told you that a distribution showed a floor effect, you would surmise that it is
A) symmetrical.
B) positively skewed.
C) negatively skewed.
D) rectangular.
White Vulture
Tiny white flower SEM
Emanuel Leutze’s Washington Crossing the Delaware (1851) is riddled with historical inaccuracies, mo
Children in Baltimore (1909) pull the stringy parts from beans in preparation for canning. Photograp
Middle age brings greater career satisfaction than young adulthood, sometimes through major job ...
Ruins of the Anu Ziggurat and White Temple