For how many hours should the picture tubes be warranted

Assignment Help Operation Management

Reference no: EM131864945

The mean operating life (MTBF) of TV picture tubes is 4,000 hours, and the failure rate of the tubes can be modeled by a negative exponential distribution. Use Table 4S.1 in your textbook (page 175) to solve these problems.

a. Determine the probability that a picture tube will fail within 3,200 hours.

b. Determine the probability that a picture tube will last at least 6,400 hours.

c. The manufacturer wishes to provide a warranty on which he will be obligated to make a replacement of 9.5% of the picture tubes sold.

For how many hours should the picture tubes be warranted?

By means cleaner models have an expected life that is exponential with a mean of four years. Find the probability that one of these cleaners will have a life that ends

After the initial four years of service.

Before four years of service are completed.

Not before six years of service.

Reference no: EM131864945

Questions Cloud

How you are measured is how you perform : Is measurement necessary? One quote in the chapter was,"How you are measured is how you perform."

What ethical dilemmas could you find in the field : What ethical dilemmas could you find in the field? Which parts of the NASW Code of Ethics apply in these ethical dilemmas?

Focus on solving a strategic business problem : The Midwest Copper Mining Case assignment is an exercise in critical thinking and problem solving, with a focus on solving a strategic business problem.

What is socrates trying to show with the greek slave boy : What is Socrates trying to show with the Greek slave boy? I said that on Aristotle's view of ethics, there can be no moral rules. Explain.

For how many hours should the picture tubes be warranted : The manufacturer wishes to provide a warranty on which he will be obligated to make a replacement of 9.5% of the picture tubes sold.

What is meant by a pro forma financial statement : How are pro forma financial statements utilized in determining whether a major proposed project for the healthcare organization should be approved or not?

Discuss about the qualitative forecasting technique : Which of the following techniques is a Qualitative Forecasting technique?

Prepare a draft an appropriate and effective picot question : The purpose of this assignment is to draft an appropriate and effective PICOT question that can be related to your DNP project.

Determine the optimal ordering policy for mcburger : McBurger orders ground meat at the start of each week to cover the week's demand which is 300 lbs. The fixed cost per order is $20.

User Account

All Pages