【简答题】Dialogue 1 M. We need to talk about how to price our fruit drinks. W. I have been doing some market research on the fruit drinks on campus. There is one stand already, but I think we can still compete...
【单选题】A coffee-dispensing machine is supposed to deliver 8 ounces of liquid into each paper cup, but a consumer believes that the actual mean amount is less. The consumer obtained a sample of 49 cups of the...