Professors at a local university earn an average salary of $80,000 with a standard deviation of $6,000.The salary distribution is approximately bell-shaped.What can be said about the percentage of salaries that are at least $74,000?
A)About 68 percent
B)About 84 percent.
C)About 95 percent.
D)About 97.5 percent.

Question

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The Answer of Professors at a local university earn an average salary of $80,000 with a standard deviation of $6,000.The salary distribution is approximately bell-shaped.What can be said about the percentage of salaries that are at least $74,000?
A)About 68 percent
B)About 84 percent.
C)About 95 percent.
D)About 97.5 percent.

Professors at a Local University Earn an Average Salary of $80,000