Determine the plantwide overhead rate using 183,000 direct labor hours as the allocation base. 2. Determine the overhead cost per unit for the desk lamp using the plantwide overhead rate. 3. Compute departmental overhead rates based on machine hours in the Fabricating department and direct labor hours in the Assembly department. 4. Determine the overhead cost per unit for the desk lamp using the departmental overhead rates.

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%.