Question
A cafe hired a new group of baristas and wants to make sure that their signature drink, the cappuccino, is being prepared with consistency. In
A cafe hired a new group of baristas and wants to make sure that their signature drink, the cappuccino, is being prepared with consistency. In their opinion, an ideal cappuccino contains an average of 40 oz of espresso. In case of a discrepancy, they must adjust the amount accordingly. A random sample of 27 cappuccinos shows a mean of 40.1 oz of espresso and a standard deviation of 0.37 oz. A test was conducted to see whether the mean is significantly more than the stated ideal amount. a. Calculate the value of the the appropriate test statistic for this test. b.Determine the tabulated critical value for this test. Only write the absolute value (without +/- sign)
c. Determine the p-value for this test.
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