Mathematics, 20.04.2021 20:00, maxwellirowa10oy9yaf
A bolt manufacturer is concerned about he consistency with which his machine produces bolts. The bolts should be 0.22 cm in diameter. The variance of the bolts should be 0.03 cm. A random sample of 19 bolts has an average diameter of 0.21 cm with a standard deviation of 0.2835 cm. The manufacturer wants to test whether the bolts vary by more than the required variance at a level of significance of 0.05. Which distribution should be used for this hypothesis test
Answers: 3
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A bolt manufacturer is concerned about he consistency with which his machine produces bolts. The bol...
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