Incomes of Workers in an Automobile Company in Michigan Are

question 86

Multiple Choice

Incomes of workers in an automobile company in Michigan are known to be right - skewed with a mean equal to $36,100. If at least 8/9 of all incomes are in the range of $29,600 to $42,800, and this was based on Tchebysheff's Theorem, what is the standard deviation for the auto workers?

• A) $6,500
• B) $6,700
• C) Approximately $4,755
• D) $2,200
• E) $2,600

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