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A bolt manufacturer is very concerned about the consistency with which his machines produce bolts. The bolts should be 0 . 1 6 centimeters in

A bolt manufacturer is very concerned about the consistency with which his machines produce bolts. The bolts should be 0.16 centimeters in diameter. The variance of the bolts should be 0.03. A random sample of 20 bolts has an average diameter of 0.17cm with a standard deviation of 0.2969. Can the manufacturer conclude that the bolts vary by more than the required variance at =0.01 level?
Step 3 of 5: Determine the value of the test statistic. Round your answer to three decimal places.
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