Mathematics, 29.03.2021 18:40 angel182

The quality control manager of a car antifreeze manufacturer wants to find the fluctuations in the amount of antifreeze solution that a container can hold. She selects a sample of 22 such container and arrives at an average of 3787 lb., and a s. of 55.4 lb. Using this sample data construct a 95% confidence interval for the standard deviation of the car antifreeze. Give your interpretation based on the result.

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The quality control manager of a car antifreeze manufacturer wants to find the fluctuations in the a...