With solution 4-47. + The thickness of a conductive coating in microm-eters has a density function of 600x for 100 µm

Answered: Image /qna-images/answer/bf11a15c-3c0c-4b7c-9f38-57bc6e9df32b.jpg

Answered: (a) Determine the mean and variance of…

(a) Determine the mean and variance of the coating thickness. (b) If the coating costs $0.50 per micrometer of thickness on each part, what is the average cost of the coating per part?

Elementary Geometry For College Students, 7e

7th Edition

ISBN:9781337614085

Author:Alexander, Daniel C.; Koeberlein, Geralyn M.

Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.

Chapter9: Surfaces And Solids

Section9.3: Cylinders And Cones

Problem 6E: Suppose that r=12 cm and h=15 cm in the right circular cylinder. Find the exact and approximate a...

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With solution

4-47. + The thickness of a conductive coating in microm-
eters has a density function of 600x for 100 µm <x<120 µm.
(a) Determine the mean and variance of the coating thickness.
(b) If the coating costs $0.50 per micrometer of thickness on
each part, what is the average cost of the coating per part?
4-59. An e-mail message will arrive at a time uniformly dis-

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