P Question 3 4 pts a A manufacturer uses a new production method to produce steel rods. A random sample of 14 steel rods

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P Question 3 4 Pts A A Manufacturer Uses A New Production Method To Produce Steel Rods A Random Sample Of 14 Steel Rods 1 (56.44 KiB) Viewed 32 times

P Question 3 4 pts a A manufacturer uses a new production method to produce steel rods. A random sample of 14 steel rods resulted in lengths with a standard deviation of 3.93 cm. At the 0.01 significance level, using the critical value method, test the claim that the new production method has lengths with a standard deviation different from 3.66 cm, which was the standard deviation for the old method. Enter the smallest critical value. (Round your answer to nearest thousandth.) 1. Extract Information: 2. Original Claim 4. Distribution (Graphically Hi 6. Test Statistic 7. Statistical Conclusion B. Final Words 5. Critical