Questions from General Operations Management

Q: College students trying to register for a course sometimes find that the

College students trying to register for a course sometimes find that the course has been closed, or the section they want has been closed. Prepare a cause-and-effect diagram for this problem.

Q: . Given this information: Lead-time demand =

. Given this information: Lead-time demand = 600 pounds Standard deviation of lead time demand = 52 pounds (Assume normality.) Acceptable stockout risk during lead time = 4 percent a. What amount o...

Q: Demand for walnut fudge ice cream at the Sweet Cream Dairy can

Demand for walnut fudge ice cream at the Sweet Cream Dairy can be approximated by a normal distribution with a mean of 21 gallons per week and a standard deviation of 3.5 gallons per week. The new man...

Q: The injection molding department of a company uses an average of 30

The injection molding department of a company uses an average of 30 gallons of special lubricant a day. The supply of the lubricant is replenished when the amount on hand is 170 gallons. It takes four...

Q: A company uses 85 circuit boards a day in a manufacturing process

A company uses 85 circuit boards a day in a manufacturing process. The person who orders the boards follows this rule: Order when the amount on hand drops to 625 boards. Orders are delivered approxima...

Q: One item a computer store sells is supplied by a vendor who

One item a computer store sells is supplied by a vendor who handles only that item. Demand for that item recently changed, and the store manager must determine when to replenish it. The manager wants...

Q: The manager of a car wash received a revised price list from

The manager of a car wash received a revised price list from the vendor who supplies soap, and a promise of a shorter lead time for deliveries. Formerly the lead time was four days, but now the vendor...

Q: A small copy center uses five 500-sheet boxes of copy

A small copy center uses five 500-sheet boxes of copy paper a week. Experience suggests that usage can be well approximated by a normal distribution with a mean of five boxes per week and a standard d...

Q: Ned’s Natural Foods sells unshelled peanuts by the pound. Historically,

Ned’s Natural Foods sells unshelled peanuts by the pound. Historically, Ned has observed that daily demand is normally distributed with a mean of 80 pounds and a standard deviation of 10 pounds. Lead...

Q: For the given set of tasks, do the following:

For the given set of tasks, do the following: a. Develop the precedence diagram. b. Determine the minimum cycle time and then calculate the cycle time for a desired output of 500 units in a seven-hour...