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The line width for semiconductor manufacturing is assumed to be normally distributed with a mean of 0.5 micrometer and a standard deviation of 0.05 micrometers what is the proba…
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The line width for semiconductor manufacturing is assumed to be normally distributed with a mean of 0.5 micrometer and a standard deviation of 0.05 micrometers what is the proba…
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Nov 2, 2019
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The line width for semiconductor manufacturing is assumed to be normally distributed with a mean of 0.5 micrometer and a standard deviation of 0.05 micrometers what is the probability that a line width is greater than 0.62 micrometer?
Mathematics
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Cookandy
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To solve the question we first calculate the z-score:
z=(x-μ)/σ
where:
μ-mean
σ-standard deviation
thus from the information given we shall have:
z=(0.62-0.5)/0.05
z=2.4
Thus
P(x>0.62)=1-P(x<0.62)
=1-P(z=2.4)=1-0.9918
=0.0082
Rosefun
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Nov 6, 2019
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