What is the optimal maintenance interval

Assignment Help Operation Management

Reference no: EM131042476

Suppose that the average time before breakdown is normally distributed with a mean of 2.5 weeks and a standard deviation of .4 weeks. If breakdowns cost an average of $1,200 and preventive maintenance costs $800, what is the optimal maintenance interval?

A. Every .67 weeks

B. Every .33 weeks

C. Every 2.67 weeks

D. Every 3.25 weeks

E. Every 3.12 weeks

Reference no: EM131042476

Questions Cloud

Would there be a need for ethical decision making : Prepare a 300- to 400- word explanation of the relationship between critical thinking and ethics. Are the principles and rules of critical thinking applicable to ethical reasoning? Why? If everyone followed the rules and guidelines of logic, would..

Contrast the external and internal dimensions of a career : Contrast the external and internal dimensions of a career. Which do you believe is more relevant in determining an employee's work behavior?

Governance affects stock market liquidity identify : How Governance Affects Stock Market Liquidity Identify some of the key factors that can allow for stronger governance and therefore increase participation and trading activity in a stock market.

Probability that the average life : A paint manufacturer claims its paint will last an average of 16 years. Assume that paint life is normally distributed with a standard deviation of 3.2 years. Suppose a random sample of 20 houses are painted with this manufacturer's paint. What is..

What is the optimal maintenance interval : Suppose that the average time before breakdown is normally distributed with a mean of 2.5 weeks and a standard deviation of .4 weeks. If breakdowns cost an average of $1,200 and preventive maintenance costs $800, what is the optimal maintenance inter..

Maximal flow-shortest route or minimal spanning tree : Will you provide me an example(s) of either types of problems: maximal flow, shortest route or minimal spanning tree? I need to get a better understanding on how to compute them.

Probability that the employee next commute : What is the probability that the employee's next commute to work will require less than 10 minutes?

Examples of any individual decision making perspectives : Did you hear examples of any Individual Decision Making perspectives of Individual Decision Making Biases? What role does ego play in a company and how do you deal with it? Ego always plays into everything but it has to put aside for the better of th..

Two-sided confidence intervals on the true average time : The average time to complete a particular task is stated to be 150 seconds. Which of the following 95% two-sided confidence intervals on the true average time to complete the task rejects this claim?

User Account

All Pages