Suppose you are conducting an analysis on the amount of money spent at the concession stand of a movie theater by the average customer. You sample 30 people, and find a sample average of $10.11, with a sample standard deviation of 2.49. Using this information, creat e a confidence interval around the population mean, with a confidence level of 95%. What is the margin of error of your confidence interval?

Only round final answer to three decimals, do not round other numbers.