image Chapter 6 Case Study: SAT Scores and AP Exam Scores

The College Board reports that the population mean Critical Reading SAT score in 2013 was = 496, with a population standard deviation of , and that the scores followed a normal distribution. Use this information for Exercises 126–131.

Question 6.342

128. Suppose a different exam had the following parameter values: and . Explain how the distribution graph would be similar and would be different from the graph in Exercise 126.