Mathematics, 25.03.2020 05:18 estheradame547
Fifty specimens of a new computer chip were tested for speed in a certain application, along with 50 specimens of chips with the old design. The average speed, in MHz, for the new chips was 495.6, and the standard deviation was 19.4. The average speed for the old chips was 481.2, and the standard deviation was 14.3. a) Can you conclude a significant difference in the mean speed between the new and old chips
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Acylinder and its dimensions are shown. which equation can be used to find v, the volume of the cylinder in cubic centimeters?
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Which of these equations, when solved, gives a different value of x than the other three? a9.1 = -0.2x + 10 b10 = 9.1 + 0.2x c10 – 0.2x = 9.1 d9.1 – 10 = 0.2x
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Mathematics, 21.06.2019 19:00
Aprojectile is thrown upward so that its distance above the ground after t seconds is given by the function h(t) = -16t2 + 704t. after how many seconds does the projectile take to reach its maximum height?
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