Card 42 / 180: A beverage filling machine, when in perfect adjustment, fills bottles of Sierra Nevada Pale Ale® with 12 ounces of refreshment. A random sample of 51 bottles is selected and the contents are measured. The sample yields a mean content of 11.88 ounces with a sample standard deviation of 0.3565 ounces. Compute the value of the appropriate test statistic for carrying out the hypothesis.
A) –2.4
B) +2.4
C) –1.96
D) +1.96

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