Pierce & company provides the following information concerning the work in process at its plant: beginning inventory was partially complete (materials are 100 percent complete; conversion costs are 59 percent complete). started this month, 60,900 units. transferred out, 49,300 units. ending inventory, 20,900 units (materials are 100 percent complete; conversion costs are 14 percent complete). required: a. compute the equivalent units for materials using the weighted-average method. b. compute the equivalent units for conversion costs using the weighted-average method.

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%.