The measurements of diameter of 8 cylindrica! rods by vernier calliper and micrometer were as follows: Vernier reading (X,): 2.265 2.267 2.264 2.267 2.268 2.263 2.264 2.258 Micrometer reading: 2.270 2.268 2.269 2.273 (X,): 2.270 2.270 2.268 2.268 Test whether the difference between measure- ments of diameter by vernier and micrometer is significant or not.

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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The measurements of diameter of 8
cylindrical rods by vernier calliper and micrometer
were as follows:
Vernier reading (X,): 2.265 2.267 2.264 2.267
2.268 2.263
2.264 2.258
Micrometer reading: 2.270 2.268 2.269 2.273
(X,): 2.270 2.270 2.268 2.268
Test whether the difference between measure-
ments of diameter by vernier and micrometer is
significant or not.
Transcribed Image Text:The measurements of diameter of 8 cylindrical rods by vernier calliper and micrometer were as follows: Vernier reading (X,): 2.265 2.267 2.264 2.267 2.268 2.263 2.264 2.258 Micrometer reading: 2.270 2.268 2.269 2.273 (X,): 2.270 2.270 2.268 2.268 Test whether the difference between measure- ments of diameter by vernier and micrometer is significant or not.
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