A research firm took a sample of 31 small businesses and found that on average, a new change in the tax code saved these firms $7300 per year. The sample had a standard deviation of $2700 . Construct the 95%
confidence interval for the annual savings.

What's for breakfast? all people who ate at a certain restaurant were surveyed as to what they ordered on a particular sunday morning. 40 ate eggs 42 ate sausage 32 ate pancakes 13 ate sausage and eggs 15 ate pancakes and sausage 11 ate eggs and pancakes 6 ate all three items 3 people didn't eat any of the items how many people ate only pancakes? how many people ate at the resturant that morning? how many people didn't eat eggs?