Please help

Question 3 (1 point) Saved You own a small storefront retail business and are interested in determining the average amount of money a typical customer spends per visit to your store. You take a random sample over the course of a month for 42 customers and find that the average dollar amount spent per transaction per customer is $89.687 with a standard deviation of $10.9431. When creating a 99% confidence interval for the true average dollar amount spend per customer, what is the margin of error? 1) 4.5558 2) 4.0877 3) 0.8389 ( 4) 4.5611 5) 1.6886