face interview. The researcher may observe 10 diners every hour so that the sample may be more representative . b. Lots of patients at the Royal Melbourne Hospitals are from overseas and don’t speak English. The hospital would like to understand the satisfaction of these overseas customers with their in-patient experience by recruiting 200 previous patients to answer a survey Sampling frame: The sampling frame for the survey will be set of instructions which is mall intercept. Sample size: 200 patients Survey method: in person (mail survey is inappropriate because these patients don’t speak English. So, you need a person who speak their language to help them fill out the survey. Use stratified sampling based on nationality (each home country is a stratum). The reason for this is that patients from different regions are likely to have different level of satisfaction.
c. A Monash researcher wants to recruit 12 unlicensed sex workers to conduct in- depth interviews for a report to better inform policy makers on this issue (for this scenario, just propose a sampling technique. No need to talk about sampling frame or survey method) Sampling technique: snowball sampling Sampling frame would be to try find one underground prostitute and then ask her to suggest names to contact.
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