Determine equation for nuclear cooling tower cross section
The nuclear cooling tower cross section is the hyperbola having diameter of 60 ft at center. Distance between two foci is 102 ft. Determine equation for hyperbola?
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Determine the incidence of diabetes in Texas? Express your answer in units of per 1000 persons per year
The tunnel is in shape of the parabola. Maximum height is 11m and it is 18m wide at base. Find vertical clearance 3m from edge of tunnel?
A sample 49 tires revealed that the mean number of miles is 45,000 miles with the standard deviation of 15,000 miles. Test the hypothesis with the 0.05 significance level.
A manufacturer wants to increase the shelf live of a line of cake mixes. Past records indicate that the average shelf life of the mix is 216 days. After a revised mix has been developed
80% of purchased shoes are black. Take 1,000 randomly selected shoes and use a Normal Distribution (ND) to approximate this situation.
There is another sample with same standard deviation. But, the second sample is smaller, on average. What is the population mean weight if 60% are 35 pounds or less? Use at least 4 decimal places for your probabilities and two decimal places for y
Moon is the sphere with radius of 870 km. Find out the equation for ellipse if distance of satellite from surface of moon differs from 918 km to 561 km.
Determine the expected number, the standard deviation, and what is the probability that there would be at least 2 [Use at least two decimal places in your calculations and round your final answer to 2 decimal places]
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