Professional angels are . a. usually former business executives looking to use their savings or current income to invest b. independently wealthy retired or semiretired entrepreneurs or executives who often invest their personal capital in startups as a hobby c. doctors, lawyers, dentists, accountants, consultants, and the like, who invest their savings and income d. people who have already successfully started and operated their own businesses

Sales at a fast-food restaurant average $6,000 per day. the restaurant decided to introduce an advertising campaign to increase daily sales. to determine the effectiveness of the advertising campaign, a sample of 49 days of sales were taken. they found that the average daily sales were $6,300 per day. from past history, the restaurant knew that its population standard deviation is about $1,000. if the level of significance is 0.01, have sales increased as a result of the advertising campaign? multiple choicea)fail to reject the null hypothesis. b)reject the null hypothesis and conclude the mean is higher than $6,000 per day. c)reject the null hypothesis and conclude the mean is lower than $6,000 per day. d)reject the null hypothesis and conclude that the mean is equal to $6,000 per day. expert answer

You should typically prepare at least questions for the people who will host you during a job shadow. a. 3 b. 4 c. 5 d. 2

Win goods inc. is a large multinational conglomerate. as a single business unit, the company's stock price is estimated to be $200. however, by adding the actual market stock prices of each of its individual business units, the stock price of the company as one unit would be $300. what is win goods experiencing in this scenario? a. diversification discount b. learning-curveeffects c. experience-curveeffects d. economies of scale