If the grade you receive next week on this midterm exam is reported to you as "z = 2.3," you should a. consider dropping the course -- this is only about average performance. b. demand a recount -- few scores in the class are lower than this! c. ask the teacher what the class mean and standard deviation are so that you can interpret your performance relative to the rest of the class. d. celebrate -- this is a very high score in the class