2. At a local sandwich shop the average customer spends $25 at dinner with a standard deviation of $2.30. In a simple random sample of 40 customers, what is the probability that the mean receipt for dinner is
between $24.50 and $25.50?

Last one and the bottom answer choice is y=(x-4)^2+1 you guys!

Bella want to know what the students at her school think of her show. which is the best group to survey to find this information a. go to the mall and ask all of the students she recognizes from school b. ask her viewers to call in durning an episode of the show c. get a list of students at her school from the office and use a random number generator to pick 30 of them d. get a list of students at her school from the office and pick the first 30 students on the list

With alll of except for the 2 that i did already