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Mathematics, 27.05.2020 19:00 annekesimonsen

Q3 During winter the city requires that every resident must set their thermostat temperature (x) at 700F. The city inspector randomly checked 26 houses and found that that thermostats were correctly set at 700F. However the recording of gas consumed (y) in those houses were different. The simple linear correlation coefficient (r) between thermostat reading and that of amount of gas consumed will be

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