Determine the the size of the sample
Let X be normally distributed random variable with mean u and variance s2= 4.84. Determine the the size of the sample required to be 90% confident that the error in the estimation is of u is at most 0.4
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Could you do anything in this experiment to improve your yield? How do you account for the change in mass of the copper wire? Where does the mass go to or come from?
A proton is placed midway between point A and B. The potential at point A is -20 V and the potential at Point B +20 V. The potential at midpoint is 0 V. The proton will
The member width and thickness arc large compared with the crack size. What is the safety factor against brittle fracture?
If the earths average temperature is 288K,what fraction of the atmosphere absorbed infrared radiation? What is the temperature of this atmospheric layer?
Validate your FEHT model by comparing predictions with the analytical solution for a fin with thermal conductivities of k = 50 W/m*K and 500 W/m*K.
How do you calculate the effective temperature of jupiter if the sun is its only source of heat given that jupiter is 7.8*10^8 km from the sun and has an albedo of 0.73.
Snowballs are thrown with a speed of 18 m/s from a roof 9.0 m above the ground. Snowball A is thrown straight downward; snowball B is thrown in a direction 30^\circ above the horizontal. What is the direction of each snowball?
A mixture of propane and butane is fed into a furnace where it is mixed with air. The furnace exhaust leaves the furnace at 337°C, 786.0 mmHg and contains only N2, O2, CO2, and H2O.
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