Write a Common Lisp function named avg with a single parameter named aList. avg returns the average of all elements in aList. Assume all elements in aList are numbers. If given an empty list, avg should return NIL. The avg function must be tail recursive.

Use the keyword strategy to remember the meaning of the following word. the meaning for the word has been provided. write your keyword and describe the picture you would create in your mind. centurion: a commander in the army of ancient rome. keyword: picture:

What type of file does a cookie place on web site visitors' computers so that web site managers can customize their sites to their visitors' preferences?

Kirk found a local community college with a two-year program and he is comparing the cost with that of an out-of-state two-year school. what is the expected total cost for one year at the local community college if kirk lives at home? what is the expected total cost for one year at the out-of-state school if kirk lives on campus?