The time required to make a certain specialty coffee at a local coffee shop is uniformly distributed
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Question:
- 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.)
Related Book For
Business Statistics A Decision Making Approach
ISBN: 9780133021844
9th Edition
Authors: David F. Groebner, Patrick W. Shannon, Phillip C. Fry
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