Each day a quality engineer selects a random sample of 100 power supplies from the day's production, measures their output voltages, and computes a 90% confidence interval for all the power supplies manufactured that day. What is the probability that on a given day the confidence interval fails to cover the true mean?

New team of management has taken over. as a result, organizational changes from a country-club style leadership where everyone does whatever they want has changed to a more mechanistic, structured, top-down management style. what ethical issues should the employees consider and how should they go about addressing these?

Which of the following is a disadvantage to choosing a sole proprietorship business structure? question 9 options: the owner has personal responsibility for the company's liabilities. the owner has to share the profits with partners. the owner is still liable for personal debts. the owner has to report to shareholders.

Google started as one of many internet search engines, amazon started as an online book seller, and ebay began as a site where people could sell used personal items in auctions. these firms have grown to be so large and dominant that they are facing antitrust scrutiny from competition regulators in the us and elsewhere. did these online giants grow by fairly beating competition, or did they use unfair advantages? are there any clouds on the horizon for these firms -- could they face diseconomies of scale or diseconomies of scope as they continue to grow? if so, what factors may limit their continued growth?