Chapter 6 Case Study: SAT Scores and AP Exam Scores.
The College Board reported in 2013 that females taking the Writing SAT had a mean score of with a standard deviation of , whereas males had a mean score of with a standard deviation of . Assume both sets of scores follow a normal distribution. Use this information for Exercises 44–48.
Question 6.391
46. Calculate the two symmetric female Writing SAT scores and that contain the central 95% of -values between them.