In a survey, 14 people were asked how much they spent on their child's last birthday gift. the results were roughly bell-shaped with a mean of $34 and standard deviation of $4. find the margin of error at a 90% confidence level. give your answer to two decimal places.

The larger the investment you make, the easier it will be to: get money from other sources. guarantee cash flow. buy insurance. streamline your products.

An economic theory that calls for workers to take control of factories is .

What could cause a production possibilities curve to move down and to the left? a.) a nation loses land after being defeated in a war. b.) an increase in the use of computer technology speeds up production c.) a baby boom 20 years ago results in a large number of young adults in the population today. d.) thousands of investors from overseas invest money in a nations economy.