Please show hand calculations if possible. Thank you!

Chapter 14 - Correlation & Regression Each observation represents a neighborhood. The X variable is SES measured as the percentage of children in a neighborhood receiving free or reduced-fee lunches at school. The Y variable is bicycle helmet use measured as the percentage of bicycle riders in the neighborhood wearing helmets. Twelve neighborhoods are considered. Explore if there is a relationship between SES and use of bicycle helmets. n= 12 Neighborhood X Y (% receiving reduced-fee lunch (% wearing bicycle helmets) Fair Oaks 50 22.1 Strandwood 11 35.9 Walnut Acres 2 57.9 Discovery Bay 19 22.2 Belshaw 26 42.4 Kennedy 73 5.8 Cassel 81 3.6 Miner 51 21.4 Sedgewick 11 55.2 Sakamoto 2 33.3 Toyon 19 32.4 Lietz 25 38.4 1. What are your hypotheses? 2. Solve for SP = 3. Solve for df = 4. Solve for r = 5. What is your critical value? 6. Conclusion? (all three parts)