s/Activities Subway has become famous for their "Footlong" sub sandwiches. In 2013, customers did not believe the sandwiches were actually a full 12 inches and they brought a class action lawsuit against Subway for false advertising (Addady, 2016; Tuttle, 2015). 1. What are reasonable null and alternative hypotheses for this investigation. (2 pts) 2. Suppose we are interested in the length of Footlong sandwiches in Houston, Texas. We will use a sample of Houston Subways to test our hypotheses. How would design an experiment to collect the data for testing your hypotheses and determine if all Subways in Houston are guilty of false advertising? (3 pts) 3. The customers measured 98 sandwiches from Subways around Houston and found the average sample length to be 11 inches. What is the 95% CI for the population if SE=0.04? Show all your work and round the final answer to two (2) decimal places. (2 pt) 4. How would you interpret this confidence interval? (2 pt) 5. Based on the 95% CI, how precisely does estimate ? (1 pt) 6. The customers found compelling enough to reject the H o , what can you say about the obtained p -value if a=0.05? (1 pt) 7. What can you say about the mean length of Subway Footlongs in the state of Texas. Based on your calculations, is Subway guilty of false advertisement? (2 pt) 8. If we measured sandwiches only from Subways close to UHD, what type of bias is in our sample? What does that type of bias mean? (2 pts) Verdict of the Subway Case (Addady, 2016; Tuttle, 2015) The case settled in 2015; Subway's marketing practices weren't found to be improper or unlawful Subway agreed to pay $525 K in attorney fees Subway agreed to employ and enforce 'quality control measures to ensure that operators were complying with the rules" -Subways are now required to measure the bread Stephen DeNittis, attorney representing plaintiffs in NJ said, "It's not about the money." Also see the Subway verdict video: http://fortune.com/2016/03/01/subway-footlong-lawsuit/ Reference List Addady, M. (2016, March 1). Subway says its footlongs will now actually be a foot long. Fortune . https://fortune.com/2016/03/01/subway-footlong-lawsuit/ Tuttle, B. (2015, October 20). Subway announces plan to ensure footlong sandwich is indeed 12 inches long. Money. http://money.com/money/4079569/subway-footlong-lawsuit-12-inches/