Question: Which statement is an example of a null hypothesis? A. A particular industrial process manufactures windshields with an average length of 33 inches. B. The

Which statement is an example of a null hypothesis?

A. A particular industrial process manufactures windshields with an average length of 33 inches.

B. The average quantity of detergent put into a box by a filling machine is not one pound.

C. The shipping companys average delivery time is different from 3 days.

D. The average thickness of an aluminum sheet is not 0.03 inches, as required.

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