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A sample of1600 1600 computer chips revealed that24% 24 % of the chips fail in the first1000 1000 hours of their use. The company's promotional

A sample of1600

1600

computer chips revealed that24%

24

%

of the chips fail in the first1000

1000

hours of their use. The company's promotional literature states that26%

26

%

of the chips fail in the first1000

1000

hours of their use. The quality control manager wants to test the claim that the actual percentage that fail is different from the stated percentage. Find the value of the test statistic. Round your answer to two decimal places.

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