A queuing model that follows the M/M/1 assumptions has ? = 3 and ? = 2. What is the average number of units in the system?

A) -3
B) 3
C) 0.667
D) 150 percent
E) Growing without limit, since ? is larger than ?.


E

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Serena purchased a home for $220,000, insuring it for $120,000 with Falcon Insurance. She later purchased a $60,000 policy from Devon Life. The home was totally destroyed by fire six months later. Under these circumstances, which of the following statements is true?

A. Serena cannot recover $180,000-the total of both policies. B. She cannot claim insurance from either as policies with pro rata clauses cover only partial losses. C. Serena cannot claim more than $60,000 from Devon Life. D. Serena can claim the entire damages, $220,000, only from Falcon Insurance as its policy amount is greater.

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A residual is the difference between the observed value of Yi and the value predicted by the regression equation, ?i

Indicate whether the statement is true or false

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In which of the following scenarios does the value of the experience exceed expectation?

a. low quality, low cost b. high quality, low cost c. high quality, high cost d. low quality, high cost

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A company's flexible budget for 12,000 units of production showed per unit contribution margin of $3.00 and fixed costs, $20,000. The operating income expected if the company produces and sells 18,000 units is:

A. $24,000. B. $10,000. C. $16,000. D. $34,000. E. $18,667.

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