Chat with AIExam 12: Chi-Square Tests and Nonparametric Tests
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TABLE 12-16
A filling machine at a local soft drinks company is calibrated to fill the cans at a mean amount of 12 fluid ounces and a standard deviation of 0.5 ounces.The company wants to test whether the standard deviation of the amount filled by the machine is 0.5 ounces.A random sample of 15 cans filled by the machine reveals a standard deviation of 0.67 ounces.
-Referring to Table 12-16,the decision is to reject the null hypothesis when using a 5% level of significance.
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