to 3 9269 Page 5 of 7 5. A city council has requested a household survey be conducted in a suburban area of their city. The area is broken into many district and unique neighborhoods, some including large homes, some with only apartments, and others a diverse mixture of housing structures. For each part below, identify the sampling methods described. No explanation is needed. a. Sample the 200 households closest to the city council offices. [1 mark] Divide b. Drive the city into 20 neighborhoods, randomly sample 3 neighborhoods, and then sample all households from those 3 neighborhoods. [1mark] 0081 0031 C. Divide the city into 20 neighborhoods, and sample 10 households from each neighborhood. [1 mark] no12 6. A survey of nurses was done to estimate the proportion who plan to retire early. A list of phone numbers for members of a national nursing association was obtained. Using a random starting point on the list, every 5th member was chosen until a sample of 100 nurses was selected. Selected nurses were contacted by phone and all members agreed to participated in a short questionnaire where they were asked, "Given the growing demands of the healthcare system and anticipated burnout among healthcare workers, do you plan to retire early?". a. What sampling method was used? [1 mark] b. Describe one potential bias. [1 mark]