Standard deviation = 2.89 b) If the length specifications i 17 millimeters (Round the answer to 2 decimal places.) are 1190 < x < 1207, what proportion of cables is within specifications? (Round the answer to 1 decimal place.)

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section: Chapter Questions
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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 = 1205
millimeters
Standard deviation = 2.89
millimeters (Round the answer to 2 decimal places.)
b) If the length specifications are 1190 < x < 1207, what proportion of cables is within specifications?
(Round the answer to 1 decimal place.)
i 17
Statistical Tables and Charts
Transcribed Image Text: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 = 1205 millimeters Standard deviation = 2.89 millimeters (Round the answer to 2 decimal places.) b) If the length specifications are 1190 < x < 1207, what proportion of cables is within specifications? (Round the answer to 1 decimal place.) i 17 Statistical Tables and Charts
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 = 1205
millimeters
Standard deviation = 2.89
millimeters (Round the answer to 2 decimal places.)
b) If the length specifications are 1190 < x < 1207, what proportion of cables is within specifications?
i 0.8
(Round the answer to 1 decimal place.)
Statistical Tables and Charts
Transcribed Image Text: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 = 1205 millimeters Standard deviation = 2.89 millimeters (Round the answer to 2 decimal places.) b) If the length specifications are 1190 < x < 1207, what proportion of cables is within specifications? i 0.8 (Round the answer to 1 decimal place.) Statistical Tables and Charts
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