Data Set: 5, 8, 10, 10, 15, 18, 23. What is the mean of this data set? (only type one number as your answer and round to the nea
2 answers:
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Answer:
d. It is at most 25 percent.
Step-by-step explanation:
According to Chebyshev's inequality, for a given number of standard deviations, k, no more than 1/k² can be more than k standard deviations from the mean. In this situation the amount of standard deviations from the mean of the upper and lower bound of salaries are:
For k = 2, applying Chebyshev's inequality:
Therefore, at most 25% of the salaries are less than $68,000 or more than $92,000.