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O e. 19.460 QUESTION 5 The production manager of a manufacturer wants to evaluate a modified ball bearing production process. When the process is operating

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O e. 19.460 QUESTION 5 The production manager of a manufacturer wants to evaluate a modified ball bearing production process. When the process is operating properly, the process produces ball bearings whose weights have a mean of 5 ounces and a standard deviation of 0.1 ounce. A new raw-material supplier was used for a recent production run, and the manager wants to know if that change has caused any problem. If there was a problem, the mean weight of a ball bearing would be different. The manager will test the following hypotheses Ho:H =5 and H1:1 x 5 From a random sample of 100 ball bearings, the sample mean was 5.04. The significance level is specified as 1%. What is the probability of type I errors in this hypothesis testing? O a. 1.00% O b. 5.00% O C. 5.04% O d. 1.64% O e- 0.04%

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