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0PMT 1130 Quiz 18 Mark: / 12 Last Name: First Name: Set: A company bought a new machine to pack jars into a carton because

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0PMT 1130 Quiz 18 Mark: / 12 Last Name: First Name: Set: A company bought a new machine to pack jars into a carton because supposedly it will to pack faster on average than the machine currently used. To test that hypothesis, the times it takes each machine to pack 10 cartons are recorded. A summary of the results, in seconds, are shown in the table below. Assume the packing times are normally distributed and the population standard deviations are approximately equal. Does the data provide enough evidence to conclude that the new machine packs faster, on average? Test the hypothesis at the 5% level of significance. 01d Machine Sample standard deviation \" Ho HA[3 marks] Critical Value Decision Rule [2] Pooled Variance [2] Test Statistic [3] Decision/Justify [1] Conclusion: Circle the Correct One [1 mark] A. Yes, the data provides enough evidence to conclude that the new machine packs faster. B. No, the data does not provide enough evidence to conclude that the new machine packs faster

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