A Nespresso machine at a caf dispenses 110 mL of Lungo shots in a mug. A...
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A Nespresso machine at a café dispenses 110 mL of Lungo shots in a mug. A customer complains that the beverage dispensed is not 110 mL. Hence it was sent back to the factory for calibration. Using 16 samples, the technician measures 102 mL with a standard deviation of 5.5 mL. a) state null and alternative hypothesis. (b) At a 90% confidence level, is there enough evidence to support that the Nespresso machine is not working properly? A Nespresso machine at a café dispenses 110 mL of Lungo shots in a mug. A customer complains that the beverage dispensed is not 110 mL. Hence it was sent back to the factory for calibration. Using 16 samples, the technician measures 102 mL with a standard deviation of 5.5 mL. a) state null and alternative hypothesis. (b) At a 90% confidence level, is there enough evidence to support that the Nespresso machine is not working properly?
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A The null hypothesis would be that the machine is dispensing the correct amount of coffee while the ... View the full answer
Related Book For
Statistics For Business And Economics
ISBN: 9780321826237
12th Edition
Authors: James T. McClave, P. George Benson, Terry T Sincich
Posted Date:
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