Historical data show that customers who download music from a popular Web service spend approximately $20 per month, with a standard deviation of $3. Assume the spending follows the normal probability distribution. Find the probability that a customer will spend at least $18 per month. How much (or more) do the top 7% of customers spend? What is the probability that a customer will spend at least $18 per month? 0.7475 (Round to four decimal places as needed.) How much do the top 7% of customers spend? (Round to the nearest cent as needed.)
Historical data show that customers who download music from a popular Web service spend approximately $20 per month, with a standard deviation of $3. Assume the spending follows the normal probability distribution. Find the probability that a customer will spend at least $18 per month. How much (or more) do the top 7% of customers spend? What is the probability that a customer will spend at least $18 per month? 0.7475 (Round to four decimal places as needed.) How much do the top 7% of customers spend? (Round to the nearest cent as needed.)
Essentials of Business Analytics (MindTap Course List)
2nd Edition
ISBN:9781305627734
Author:Jeffrey D. Camm, James J. Cochran, Michael J. Fry, Jeffrey W. Ohlmann, David R. Anderson
Publisher:Jeffrey D. Camm, James J. Cochran, Michael J. Fry, Jeffrey W. Ohlmann, David R. Anderson
Chapter5: Probability: An Introduction To Modeling Uncertainty
Section: Chapter Questions
Problem 32P: Assume that the traffic to the web site of Smileys People, Inc., which sells customized T-shirts,...
Related questions
Question
Expert Solution
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
Step by step
Solved in 2 steps
Recommended textbooks for you
Essentials of Business Analytics (MindTap Course …
Statistics
ISBN:
9781305627734
Author:
Jeffrey D. Camm, James J. Cochran, Michael J. Fry, Jeffrey W. Ohlmann, David R. Anderson
Publisher:
Cengage Learning
Intermediate Financial Management (MindTap Course…
Finance
ISBN:
9781337395083
Author:
Eugene F. Brigham, Phillip R. Daves
Publisher:
Cengage Learning
Essentials of Business Analytics (MindTap Course …
Statistics
ISBN:
9781305627734
Author:
Jeffrey D. Camm, James J. Cochran, Michael J. Fry, Jeffrey W. Ohlmann, David R. Anderson
Publisher:
Cengage Learning
Intermediate Financial Management (MindTap Course…
Finance
ISBN:
9781337395083
Author:
Eugene F. Brigham, Phillip R. Daves
Publisher:
Cengage Learning