Question: The time required to prepare a dry cappuccino using whole milk at the Daily Grind Coffee House is uniformly distributed between 25 and 35 seconds.

The time required to prepare a dry cappuccino using whole milk at the Daily Grind Coffee House is uniformly distributed between 25 and 35 seconds. Assuming a customer has just ordered a whole-milk dry cappuccino,
a. What is the probability that the preparation time will be more than 29 seconds?
b. What is the probability that the preparation time will be between 28 and 33 seconds?
c. What percentage of whole-milk dry cappuccinos will be prepared within 31 seconds?
d. What is the standard deviation of preparation times for a dry cappuccino using whole milk at the Daily Grind Coffee House?

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