Normal distribution with a mean
The distribution of the annual incomes of a group of middle management employees approximated a normal distribution with a mean of $39,570 and a standard deviation of $798. About 65 percent of the incomes lie between what two incomes?
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Determine a) the fraction of the total incident solar radiation that is absorbed by the fresh snow, and b) if convection and re-radiation are neglected and if the snow is at 0C, the rate of melting per unit m^2.
Determine the time at which the cars pass each other, t, their speed, |v(t)|, and the distance d. Express your answers in terms of V and a. Also, compute x(t)/d, where x(t) is distance from Car A's initial position.
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How many main effects and interactions could you have in a 4 x 6 factorial design?
Two bicyclists, starting at the same place, are riding toward the same campground by two different routes. One cyclist rides 1360 m due east and then turns due north and travels another 1430 m before reaching the camp ground. The second cyclist s
What is the percentage of the total area under the normal curve within plus and minus 1.6 standard deviations of the mean?
A spur pinion, d = 100 mm, has a torque of 225 Nm applied to it. For pressure angle of 20 degree. Indicate the percentage change of W's when pressure angle increased to 25 degree or reduced to 14.5 degree?
Calculate the number of molecules of water in a swimming pool which is 40.0 m in length, 20.0 m in width, and 5.00 m in depth. Assume the density of water is 1.00 g/ cm3.
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