Memorable Moments manufactures a product that uses 2.5 stand…

Memorable Moments manufactures a product that uses 2.5 standard labor hours per unit at a standard hourly rate of $12.00 per hour. If actual production of 3,000 units required 7,400 actual DL hours at an hourly rate of $12.40 per hour, what is the DL Price Variance and DL Efficiency Variance?

A jar-filling process has a lower specification limit of 9.5…

A jar-filling process has a lower specification limit of 9.5 oz. and an upper specification of 10.5 oz. The standard deviation is 0.5 oz. and the mean is 10 oz. Which value comes closest to the standard deviation required in this process to achieve 2,000 ppm defective?