Questions from Total Quality Management

Q: Consider the data on 25 patients, of a certain diagnosis-

Consider the data on 25 patients, of a certain diagnosis-related group, on systolic blood pressure, blood glucose level, and total cholesterol level as shown in Table 4-5. The table shows values on th...

Q: The time to evaluate and make a decision on mortgage loan applications

The time to evaluate and make a decision on mortgage loan applications is being examined in a financial institution. Twenty-five mortgage applications are selected from the previous month and the deci...

Q: Refer to Exercise 7-46. Demonstrate if the existing process

Refer to Exercise 7-46. Demonstrate if the existing process in making a decision on loan applications is capable of meeting a goal value of 12 weeks. Assuming a normal distribution of the decision-mak...

Q: Refer to Exercise 7-46. Construct an exponentially weighted moving

Refer to Exercise 7-46. Construct an exponentially weighted moving-average chart using a weighting constant of 0.2 for the decision-making process and comment. Is the existing process capable of meeti...

Q: An investment bank is interested in monitoring the weekly amount (in

An investment bank is interested in monitoring the weekly amount (in millions of dollars) invested in volatile stocks so as to maintain a stable rate of return on a selected fund. Table 7-31 shows 25...

Q: What are warning limits and what purpose do they serve?

What are warning limits and what purpose do they serve?

Q: Refer to Exercise 7-49 and the revised process. Is

Refer to Exercise 7-49 and the revised process. Is this process capable of meeting a goal value of $1.5M for the standard deviation of the weekly amount invested? Construct an appropriate chart and di...

Q: Refer to Exercise 7-49. Construct an exponentially weighted moving

Refer to Exercise 7-49. Construct an exponentially weighted moving-average chart using a weighting constant of 0.2 for the weekly amount invested. Comment on the process. If it is desired to have a go...

Q: The predicted mortality of cardiac surgery patients in an intensive care unit

The predicted mortality of cardiac surgery patients in an intensive care unit, based on their APACHE score, is found based on a logistic regression model applied to patients over a four-year period. T...

Q: Refer to Exercise 7-52 and the data in Table 7

Refer to Exercise 7-52 and the data in Table 7-32 on cardiac surgery patients. Conduct a risk-adjusted sequential probability ratio test using a false-alarm rate of 0.005. Assume that the chance of fa...