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Algebra & Trigonometry with Analytic Geometry

Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter10: Sequences, Series, And Probability

Section: Chapter Questions

Problem 27T

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Suppose the probability density function of
the length of computer cables is f(x) = 0.1
from 1200 to 1210 millimeters.
a) Determine the mean and standard
deviation of the cable length.
Mean =
i
millimeters
Standard deviation =
i
millimeters (Round the answer to 2 decimal
places.)
b) If the length specifications are
1190 < x < 1202, what proportion of cables
is within specifications?
i
(Round the answer to 1 decimal place.)

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