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Author Archives: Anonymous

Total fertility rate, or TFR, refers to:

Total fertility rate, or TFR, refers to:

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A family notices headaches, dizziness, and fatigue after usi…

A family notices headaches, dizziness, and fatigue after using an old gas stove in a poorly ventilated kitchen. Which of the following are major concerns associated with indoor air pollution?

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A city has high levels of ozone on hot, sunny summer days. T…

A city has high levels of ozone on hot, sunny summer days. The ozone is forming near the ground, especially in areas with heavy traffic. Which of the following are major concerns associated with ground-level ozone?

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Which of the following is a type of chemical water pollution…

Which of the following is a type of chemical water pollution?

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A major outcome of the Clean Air Act is that:

A major outcome of the Clean Air Act is that:

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STUDENTS: Ignore this. It is not an actual question. Rather,…

STUDENTS: Ignore this. It is not an actual question. Rather, it is a place for Independent Study staff to upload the essays of those who are taking this exam in paper format.   INSTRUCTOR: You should review the essays of students who took the exam on paper here, rather than in the questions above. However, you should put the score for each essay in the appropriate question above.   

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Quick-Car-Service employs eight mechanics. All customers go…

Quick-Car-Service employs eight mechanics. All customers go through reception (4 minutes), followed by tire-rotation (15 minutes), followed by oil-change (25 minutes), followed by billing (8 minutes). A ninth employee, the receptionist, receives customers, after which one of the eight mechanics takes the customer’s vehicle through the rest of the process (tire-rotation, oil-change, billing). It is recommended you use the table below in your calculation (you do not have to turn it in). Using AI to answer quiz questions is prohibited.  How many customers can the Receptionist process in an hour? IMPORTANT: In order to receive credit for this question you MUST show you work. Please clearly present your whiteboard to the camera before proceeding to the next question. Not showing your work may result in a grade of zero on this question.

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EZS is a small fast food outlet serving mainly freshly prepa…

EZS is a small fast food outlet serving mainly freshly prepared, customizable line of sandwiches. It is supplemented with an assortment of drinks, light salads, seasonal fruit and snacks. A customer joining the line makes a sandwich selection by consulting the billboard, and marks her selection on a customized form. She then hands the form to an assembler who produces the sandwich while she moves on. The customer does not wait for the sandwich to be assembled, but proceeds directly down the line to select additional items onto her tray. Next, the customer proceeds to pay at the cash register. Finally, (after the payment is completed) she collects her prepared sandwich at a designated location. Selecting the sandwich and marking the form takes 30 seconds. Assembling the sandwich requires 90 seconds. Selecting additional items takes 60 seconds. Paying at the cash register requires 40 seconds. Collecting the prepared sandwich requires 20 seconds. Using AI to answer quiz questions is prohibited.  What is the theoretical flow time of the process? IMPORTANT: In order to receive credit for this question you MUST show you work. Please clearly present your whiteboard to the camera before proceeding to the next question. Not showing your work may result in a grade of zero on this question.

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Weekly demand for tires at Bargain-Tires is normally distrib…

Weekly demand for tires at Bargain-Tires is normally distributed a mean of 1,000 tires and a standard deviation of 100 tires. The business operates 52 weeks every year. The store pays $50 per tire to and estimates holding at 5% per year. It costs $200 to place and receive an order from the distributor. It takes 1 week for an order of additional tires to be supplied. Using AI to answer quiz questions is prohibited.  The owner would like to ensure no stock-outs in 67% of the cycles. What is the appropriate safety stock that should be carried? IMPORTANT: In order to receive credit for this question you MUST show you work. Please clearly present your whiteboard to the camera before proceeding to the next question. Not showing your work may result in a grade of zero on this question.

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Decreasing the time of an activity (within a process) improv…

Decreasing the time of an activity (within a process) improves process flow-time? Using AI to answer quiz questions is prohibited. 

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