Researchers waited outside a bar they had randomly selected from a list of such establishments. They stopped every 7 th adult who came out of the bar and asked whether he or she thought drinking and driving was a serious problem. Identify the population of interest, population parameter, sampling frame and method.

Population of interest= Adults

Population parameter: Adults who thinks drinking and driving is a serious problem

Sampling frame: Those that patronize the bar

Sampling method: systematic Random sample.

Step-by-step explanation:

The population at Large for which the study group fall under are the adults while the parameters that is to be measured in this population is the proportion of people who thinks that drinking and driving is a serious problem. The sampling frame used for easy sighting of respondent was to go to bars and speak with those coming out for bars while the sampling method used is to speak with every 7th person which is a systematic Random sampling.

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step-by-step explanation:

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