Mathematics, 07.05.2021 17:00 motorxr714
A sample of 1700 computer chips revealed that 50% of the chips fail in the first 1000 hours of their use. The company's promotional literature states that 53% of the chips fail in the first 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. Is there enough evidence at the 0.05 level to support the manager's claim
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Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 - 4x - 5 = 0
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Factor the polynomial, if possible. if the polynomial cannot be factored, write prime. 9n^3 + 27n^2 – 25n – 75
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The coordinate grid shows a pentagon. the pentagon is translated 3 units to the right and 5 units up to create a new pentagon. what is the rule for the location of the new pentagon?
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A sample of 1700 computer chips revealed that 50% of the chips fail in the first 1000 hours of their...
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