You want to determine the lower control line for a p-chart for quality control purposes. you take several samples of a size of 50 items in your production process. from the samples you determine the fraction defective is 0.006 and the standard deviation is 0.001. if the desired confidence level is 99.7 percent, which of the following is resulting lcl value for the line? a. 0.0 b. 0.002 c.0.003 d. 0.004 e. none of the above

Waterway company’s record of transactions for the month of april was as follows. purchases sales april 1 (balance on hand) 672 @ $6.00 april 3 560 @ $11.00 4 1,680 @ 6.08 9 1,568 @ 11.00 8 896 @ 6.41 11 672 @ 12.00 13 1,344 @ 6.51 23 1,344 @ 12.00 21 784 @ 6.61 27 1,008 @ 13.00 29 560 @ 6.79 5,152 5,936 (a) calculate average-cost per unit. (b) assuming that periodic inventory records are kept in units only, compute the inventory at april 30 using lifo and average-cost. (c) assuming that perpetual inventory records are kept in dollars, determine the inventory using (1) fifo and (2) lifo. (d) compute cost of goods sold assuming periodic inventory procedures and inventory priced at fifo.