Mathematics, 13.12.2021 21:30, 2Dgames

7. The salaries of citizens in a certain town are normally distributed. If 15.87% earn less than $15,000 and 6.68% make over 565,000, what is the mean and standard deviation of the distribution? A) $30,000 and $15,000
B) $40,000 and $25,000
C) $35,000 and $20,000
D) not enough information to solve
E) none of the above

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7. The salaries of citizens in a certain town are normally distributed. If 15.87% earn less than $15...