A coffee machine is supposed to dispense 6 fluid ounces (fl oz) of coffee into a paper
Question:
a. At the 5% significance level, do the data provide sufficient evidence to conclude that the standard deviation of the amounts being dispensed is less than 0.2 fl oz?
b. Why is it important that the standard deviation of the amounts of coffee being dispensed not be too large?
Transcribed Image Text:
5.90 5.82 6.20 6.09 5.93 6.18 5.99 5.79 6.28 6.16 6.00 5.85 6.13 6.09 6.18
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