Adishwasher has a mean life of 12 years with an estimated standard deviation of 1.25 years ("appliance life expectancy," 2013). assume the life of a dishwasher is normally distributed. a.) state the random variable. a. b.) find the probability that a dishwasher will last more than 15 years. c.) find the probability that a dishwasher will last less than 6 years. d.) find the probability that a dishwasher will last between 8 and 10 years. e.) if you found a dishwasher that lasted less than 6 years, would you think that you have a problem with the manufacturing process? why or why not? f.) a manufacturer of dishwashers only wants to replace free of charge 5% of all dishwashers. how long should the manufacturer make the warranty period?

Which of the following statements is correct? a. the managers of established, stable companies sometimes attempt to get their state legislatures to remove rules that make it more difficult for raiders to succeed with hostile takeovers. b. hostile takeovers are most likely to occur when a firm's stock is selling below its intrinsic value as a result of poor management. c. stockholders in general would be better off if managers never disclosed favorable events and therefore caused the price of the firm's stock to sell at a price below its intrinsic value. d. the efficiency of the u.s. economy would probably be increased if hostile takeovers were absolutely forbidden. e. in general, it is more in bondholders' interests than stockholders' interests for a firm to shift its investment focus away from safe, stable investments and into risky investments, especially those that primarily involve research and development. icon key question 6 of 10 b multiple choice 01-060