Which of the following statements is not true regarding the importance of the role that an operations manager plays in addressing service quality?
a. the operations manager should realize that the customer' expectations are the standard against which the service is judged.
b. the manager may be able to influence the quality of the service but has little control over the customers' expectation.
c. managers must expect exceptions.
d. the tangible component of many services is important.

If you were running a company, what are at least two things you could do to improve its productivity.

What is the relationship among market segmentation, target markts, and consumer profiles?

Stocks a, b, and c are similar in some respects: each has an expected return of 10% and a standard deviation of 25%. stocks a and b have returns that are independent of one another; i. e., their correlation coefficient, r, equals zero. stocks a and c have returns that are negatively correlated with one another; i. e., r is less than 0. portfolio ab is a portfolio with half of its money invested in stock a and half in stock b. portfolio ac is a portfolio with half of its money invested in stock a and half invested in stock c. which of the following statements is correct? a. portfolio ab has a standard deviation that is greater than 25%.b. portfolio ac has an expected return that is less than 10%.c. portfolio ac has a standard deviation that is less than 25%.d. portfolio ab has a standard deviation that is equal to 25%.e. portfolio ac has an expected return that is greater than 25%.