A pattern of900 pc chips revealed that76% of the chips don’t fail within the first1000 hours of their use. The company’s promotional literature states that78% of the chips don’t fail within the first1000 hours of their use. The high quality management supervisor desires to check the declare that the precise share that don’t fail is totally different from the acknowledged share. Discover the worth of the check statistic. Spherical your reply to 2 decimal locations.

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