The lengths of plate glass parts are measured to the nearest tenth of a millimeter. The lengths are uniformly distributed with values at every tenth of a millimeter starting at 590.5 and continuing through 590.9. Determine the mean and variance of the lengths. (Show solution) O a. E(X) = 590.7 mm., V(X) = 0.20 mm2 O b. E(X) = 590.45 mm., V(X) = 0.0825 mm2 O c. NONE O d. E(X) = 590.7 mm., V(X) = 0.02 mm2
The lengths of plate glass parts are measured to the nearest tenth of a millimeter. The lengths are uniformly distributed with values at every tenth of a millimeter starting at 590.5 and continuing through 590.9. Determine the mean and variance of the lengths. (Show solution) O a. E(X) = 590.7 mm., V(X) = 0.20 mm2 O b. E(X) = 590.45 mm., V(X) = 0.0825 mm2 O c. NONE O d. E(X) = 590.7 mm., V(X) = 0.02 mm2
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 22PFA
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Transcribed Image Text:The lengths of plate glass parts are measured to the nearest tenth of a millimeter. The lengths are
uniformly distributed with values at every tenth of a millimeter starting at 590.5 and continuing
through 590.9. Determine the mean and variance of the lengths. (Show solution)
a. E(X) = 590.7 mm., V(X) = 0.20 mm2
b. E(X)
= 590.45 mm., V(X) = 0.0825 mm2
%3D
c. NONE
O d. E(X) = 590.7 mm., V(X) = 0.02 mm2
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