The line width for semiconductor manufacturing is assumed to be normally distributed with a mean of 0.5

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The line width for semiconductor manufacturing is assumed to be normally distributed with a mean of 0.5 micro- meter and a standard deviation of 0.05 micrometer.

(a) What is the probability that a line width is greater than 0.62 micrometer?

(b) What is the probability that a line width is between 0.47 and 0.63 micrometer?

(c) The line width of 90% of samples is below what value?

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Applied Statistics And Probability For Engineers

ISBN: 9780470053041

5th Edition

Authors: Douglas C. Montgomery, George C. Runger

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