2. A large university conducted a sample survey of 100 first-year students and 100 seniors. Both surveys contained an exact same question, Do you favor same-sex bathrooms? Among the first-year...

Extracted text: 2. A large university conducted a sample survey of 100 first-year students and 100 seniors. Both surveys contained an exact same question, Do you favor same-sex bathrooms? Among the first-year students 32 said they favor same-sex bathrooms, while there 38 seniors said they favor same-sex bathrooms. Let PF and bathrooms. Find a 90% confidence interval for pf – ps. Ps be the respective proportions among first-year and senior students who favor same-sex