The lifetime, in hours, of a head gasket of a cylinder in a car engine is distributed as lognormal with parameters a = 9.37 and 3 = 1.7. (a) Determine the mean. (b) Determine the standard deviation. (c) Find the probability that the lifetime of the head gasket is between 5349 and 8365 hours.
The lifetime, in hours, of a head gasket of a cylinder in a car engine is distributed as lognormal with parameters a = 9.37 and 3 = 1.7. (a) Determine the mean. (b) Determine the standard deviation. (c) Find the probability that the lifetime of the head gasket is between 5349 and 8365 hours.
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter13: Probability And Calculus
Section13.3: Special Probability Density Functions
Problem 7E
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 6 steps with 5 images
Recommended textbooks for you
Calculus For The Life Sciences
Calculus
ISBN:
9780321964038
Author:
GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:
Pearson Addison Wesley,
Calculus For The Life Sciences
Calculus
ISBN:
9780321964038
Author:
GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:
Pearson Addison Wesley,