An M/M/2 model has Poisson arrivals exponential service times and two channels

Indicate whether the statement is true or false


TRUE

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In 2012, the average donation to the Community Kitchen was $900 with a standard deviation of $180. In 2013, the average donation was $1,600 with a standard deviation of $240. In which year do the donations show a more dispersed distribution?

What will be an ideal response?

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"Yo-to-go" is an entrepreneurial venture of a college student named Cathy Frank. She sells yogurts in cups and cones from a trailer at the beach during the tourist season. If Frank pays $500 for cartons of yogurts then sells it all for $1200, how much is her return on investment?

A. $700 B. $1900 C. $500 D. $1700 E. $1200

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A consumer who is considering purchasing a house would probably use ________

A) habitual decision making B) stimulus generalization C) operant decision making D) limited problem solving E) extended problem solving

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Which of the following is among the likely scientific arguments made by a climate scientist who opposes the idea of a human role in global warming?

a. Current weather patterns are part of cyclical changes throughout history. b. Humans have not significantly increased CO 2 emissions over the last two centuries. c. There is no significant evidence that global temperatures have been rising over the last hundred years. d. Most climate scientists are motivated by politics, not science.

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