Acompany produces precision 1000‑millimeter rulers. the actual distribution of the lengths of the rulers produced by this company is normal, with mean and standard deviation =0.02 millimeters. suppose i select a simple random sample of four of the rulers produced by the company and i measure their lengths in millimeters. the sample yields ¯=1000 . a 90% confidence interval for is:

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.