A marketing researcher hired by an electronics company wants to identify the impact of the new features of the company's toasters on its sales. She identifies the names of the people who bought the toasters from January 2013 to January 2014 and sends them a survey. The sampling unit in the scenario given above is .

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The academic affairs council is the highest expert body processing academic affairs, as stipulated by the university statutes. specialist aaro häkkinen (educational policy) took part in the council’s meeting. the agenda of the meeting included bachelors’ feedback, the timing of pedagogical studies, the grant system for tuition fees, the standardisation of administrative practices for internships and the situation of foreign-language and multilingual master’s programmes.