Lennie is a worker for Clean&Clean Co., a car wash company. It seems that the company’s business is pretty good. We observed that on average 15 customers arrive every hour. The arrival is Poisson distributed.  The average car washing time is 2 minutes per car, following an exponential distribution. What is the average service rate per hour?

Demand for a given item is said to be dependent if:

Lennie is a worker for Clean&Clean Co., a car wash company. It seems that the company’s business is pretty good. We observed that on average 15 customers arrive every hour. The arrival is Poisson distributed.  The average car washing time is 2 minutes per car, following an exponential distribution. What is the average number of cars waiting to be washed?

In the basic EOQ model, if D = 6000 per year, S = $100, and holding cost = $5 per unit per month, what is the economic order quantity?

The following table indicates how many meals the Center Court Restaurant of University A has sold each month for the past 10 month. Month Sales 1 70 2 89 3 94 4 80 5 68 6 72 7 60 8 75 9 86 10 90 What is the forecast for 11th month using Double Exponential Smoothing, with α=0.4, β=0.1?  

The following is a product structure tree for a toy called zigzag robot (Z-robot). The manufacturer receives an order of 50 units of Z-robot that should be ready in week 10. The lead times for the components are Z (2 weeks), A (1 week), B (1 week), C (1 week), D (1 week), and E (3 weeks). None of these items has inventory on hand. What is the gross requirements for item E?

Two basic ethical ideals underpin the Caux Principles for Business. They are

In the basic EOQ model, if D = 6000 per year, S = $100, and holding cost = $5 per unit per month, what is the economic order quantity?

In the basic EOQ model, if the cost of placing an order doubles, and all other values remain constant, the EOQ will:

Which of the following (present-day) states were part of the French American settlements during the colonial era?