The first unit of a product took 80 work days. The learning curve is estimated to be 90%. The time for the fourth unit will be about ________ work days and the time for the first four units will be about ________ work days. (Use Table E.3)

A random variable is normally distributed with a mean of 25 and a standard deviation of 5

If an observation is randomly selected from the distribution, determine two values of which the smallest has 25% of the values below it and the largest has 25% of the values above it.A) 18.85 and 27.94 B) 19.31 and 21.12 C) 16.23 and 18.82 D) 21.65 and 28.35

Metcalf, Inc is planning to buy a new machine to begin making one of its component parts internally rather than contracting it out to a supplier. Since this is a major investment, they plan to fund it by issuing additional common stock. Assuming that this change has no initial impact on EBIT, the change should:

A) increase operating leverage and decrease financial leverage. B) decrease operating leverage and increase financial leverage. C) increase both operating and financial leverage. D) decrease both operating and financial leverage. E) The impact on financial and operating leverage cannot be determined.