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A consumers (EFX) of window-moumad, large cencety air conditioning unsa A random sample of 9 picher cor at on a umN A relocked and loaded

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A consumers (EFX) of window-moumad, large cencety air conditioning unsa A random sample of 9 picher cor at on a umN A relocked and loaded fut a fixed period of time with each BER 80 9.1 9.2 91 9.1 95 9.0 9.6 93 Otrain a $9's confidence interval for the mean Bait, Interpret On the contest of this auction) the octaned in! (7.5 marks) Evaluate the evidence un EER in different Gon 903 (7.5 marky)

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