The number of customers who arrive at a fast food business during a one-hour period is known to be Poisson distributed with a mean equal to 8.60. The probability that more than 4 customers will arrive in a 30-minute period is 0.1933

_______ refers to the number of employees who report directly to a manager.

A. Chain of command B. Authority C. Economies of scale D. Span of control E. Autonomy

If you were considering the purchase of a bond issued by a state, county, or city you would be considering the purchase of a ________ bond

A) state B) municipal C) government hedge D) corporate E) none of the above