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A fast food chain claims that the average fat content in one of their burgers is...

A fast food chain claims that the average fat content in one of their burgers is 270 grams. A consumer group test 15 samples and finds that the content is 330 grams with a standard deviation of 45 grams. Test the manufacturer’s claim at

(a) L/S 0.05 HW 11-1

(b) L/S 0.01 HW 11-2

A fast food chain claims that the average fat content in one of their burgers is less than 270 grams. A consumer group test 15 samples and finds that the content is 330 grams with a standard deviation of 45 grams. Test the manufacturer’s claim at

(a) L/S 0.05 HW 11-3

(b) L/S 0.01 HW 11-4

Math   Statistics-And-Probability   
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