16. Test the claim that SAT scores in Oregon are higher than that of California. In a sample of 95 students from Oregon it was their average SAT score was 1277 with a standard deviation of 128. While...

16. Test the claim that SAT scores in Oregon are higher than that of California. In a sample of 95 students from Oregon it was their average SAT score was 1277 with a standard deviation of 128. While in a sample of 110 students from California it was found their average score was 1258 with a standard deviation of 137. Use a .05 level of significance.Find a 90% confidence interval for the difference in SAT scores from question number.