Mathematics, 24.04.2020 15:19 bibi43232
An inspector measures the diameter of ball bearings using a new type of caliper. The results were as follows (in mm): 0.265, 0.263, 0.266, 0.267, 0.267, 0.265, 0.267, 0.267, 0.265, 0.268, 0.268, and 0.263.
(a) Use the Wilcoxon signed-rank test to evaluate the claim that the mean ball diameter is 0.265 mm. Use α = 0.05.
Answers: 1
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