What is the minimum height of the water in units of ft
A 500-hp hydroelectric plant generates power using water at a rate of 1000 ft^2/min with an overall efficiency of 35%. What is the minimum height of the water in units of ft?
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Suppose that only 25% of all drivers come to a complete stop at an intersection having flashing red lights in all directions when no other cars are visible.
Calculate (1) the final volume of the system, (2) the work done by the system, (3) the heat entering or leaving the system, (4) the change in the internal energy.
The diameter of an electric cable is normally distributed, with a mean of 0.8 inch and a standard deviation of 0.01 inch. What is the probability that the diameter will exceed 0.81 inch?
In a soccer game, 35% of the players use normal cleats (A1), 40% of the players use newer cleats (A2), and 25% use old cleats (A3). Of those using normal cleats, only 20% are score a penalty. Of those using newer cleats, 70% score a penaly, wherea
The following regression equation, y-bar = 53.9 + 8.4x , relates x = the number of hours a student studies for a test and y = the corresponding test score (in percents). Explain the meaning of the y-intercept, 53.9. Include the values of the variab
The regression equation Salary = 28,000 + 2700 YearsExperience + 1900 YearsCollege describes employee salaries at Ramjac Corporation. The standard error is 2400. Mary has 10 years' experience and 4 years of college. Her salary is $58,350. What is
Past experience shows that ever new book by a certain publisher captures between 4 and 12% of the market. What is the probability that the next book by this publisher will capture at most 6.52% of the market?
What is the probability that a random point selected in the interval [0,4] will be an integer? What is the probability that a rancom point selected in the interval [0,4] will be an irrational number?
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