What is the probability that the preparation time

Reference no: EM133363832

Questions: The time required to make a certain specialty coffee at a local coffee shop is uniformly distributed between 25 and 45 seconds. Assuming a customer just ordered one of these specialty? coffees, determine the probabilities described below.

a. What is the probability that the preparation time will be more than 28 ?seconds? ?(Simplify your? answer.)

b. What is the probability that the preparation time will be between 34 and 40 ?seconds? ?(Simplify your? answer.)

c. What percentage of these specialty coffees will be prepared within 36 ?seconds? ?(Simplify your? answer.)

d. What is the standard deviation of preparation times for this specialty coffee at this? shop? ?(Round to four decimal places as? needed.)

Reference no: EM133363832

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