The following data show the rankings of 11 states based on expenditure per student (ranked 1 highest to 11 lowest) and student-teacher ratio (ranked 1 lowest to 11 highest). Use Table 1 of Appendix B. State Arizona Expenditure per Student Student-Teacher Ratio 9 10 Colorado 6 8 Florida 4 6 Idaho 2 11 Iowa 7 4 Louisiana 11 4 Massachusetts 1 2 Nebraska 7 3 North Dakota 9 8 South Dakota Washington 11 4 5 9 a. What is the rank correlation between expenditure per student and student-teacher ratio (to 2 decimals). Enter negative values as negative numbers. 18 = b. At the a= .05 level, does there appear to be a relationship between expenditure per student and student-teacher ratio? x = p-value is Conclusion: (to 4 decimals) - Select your answer-