The apr of deloris' savings account is 3.8%, and interest is compounded semiannually. if the principal in deloris' savings account were $13,700 for an entire year, what would be the balance of her account after all the interest is paid for the year?

Ashop owner uses a reorder point approach to restocking a certain raw material. lead time is six days. usage of the material during lead time is normally distributed with a mean of 42 pounds and a standard deviation of four pounds. when should the raw material be reordered if the acceptable risk of a stockout is 3 percent?

Dominic is the founder of an innovative "impromptu catering" business that provides elegant, healthy party food and decorations on less than 24 hours' notice. the company has grown by over 150 percent in the past year. dominic credits some of the company's success to studying the strategies of prominent social entrepreneurs, such as wikipedia's jimmy wales. what can dominic do to exemplify the social entrepreneurship model?

The usa today reports that the average expenditure on valentine's day is $100.89. do male and female consumers differ in the amounts they spend? the average expenditure in a sample survey of 47 male consumers was $135.67, and the average expenditure in a sample survey of 38 female consumers was $68.64. based on past surveys, the standard deviation for male consumers is assumed to be $34, and the standard deviation for female consumers is assumed to be $17.