Brief exercise 26-4 manson industries incurs unit costs of $7 ($5 variable and $2 fixed) in making an assembly part for its finished product. a supplier offers to make 14,700 of the assembly part at $6 per unit. if the offer is accepted, manson will save all variable costs but no fixed costs. prepare an analysis showing the total cost saving, if any, manson will realize by buying the part. (enter negative amounts using either a negative sign preceding the number e. g. -45 or parentheses e. g. ( make buy net income increase (decrease) variable manufacturing costs $ $ $ fixed manufacturing costs purchase price total annual cost $ $ $ the decision should be to the part.

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%.