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☐ A
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A. None of the other choices is correct
B. (1.488, 1.550)
C. (1.520, 1.546)
☐ E
D. (1.537, 1.553)
E. (1.501, 1.602)
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==
The diameter of holes for cable harness is known
to have a normal distribution with σ = 0.010
inch. A random sample of size 10 yields an av-
erage diameter of 1.545 inch. Find a 99% two-
sided confidence interval on the mean hole di-
ameter.
Let 20.005 2.58.
FUO.sh
sh the exam.
