The Act test had a mean composite score of 18. And a standard deviation of 6. Assume the scores are normally distributed. Find the probability that a student had a score between 15 and 19.
February 19th, 2023
The Act test had a mean composite score of 18. And a standard deviation of 6. Assume the scores are normally distributed. Find the probability that a student had a score between 15 and 19. SHOW WORK PLEASE