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Suppose N1 is a discrete random variable equally likely to take on any integer in the set the random variable N2 is equally likely to take on any integer in the set , the random variable N3 is equally likely to take on any integer in the set
(a) Find the two-dimensional joint PMF
(b) Find the three-dimensional joint PDF
(c) Find the marginal PDF
(d) What are the chances that none of the three random variables are equal to 1?
ENRG 2140 Lab Activity If a 20-gram weight is positioned 10 cm from the pivot, where should a 40-gram weight be placed and Why is it important for the standard to be as accurate as possible?
A measurement of interest in the summer is the temperature-humidity index, consisting of the sum of the temperature and the percentage relative humidity. How would you measure this? Sketch a simple schematic diagram.
Ask the students what the impact of this would be on international athletic competitions and individuals who are thus genetically enhanced. Provide your argument with literature citation.
An electronic timer consists of a resistor whose value is 10,000 ohms, a capacitor of 30 pico farads, and a 10 volt source which is applied across the RC connection at time t =0.
finds the larger of c and the maximum of a and b. The inputs and outputs are all 14-bit signed 2s-complement integers.
Due to saturation effects, the flux at an armaturecurrent of 25A is 45% of that at an armature current of 75A. Findthe motor speed when the armature voltage is 230V and the armature current is 25A.
Calculate the final, common temperature when all possible work has been extracted from the system.
Every 64 cycles, the circuit outputs the average ofthe past 64 input V values, then in the next cycle begins a new calculation (in other words, its behavior repeats). During the cycles when the circuit is not outputting the average, itshould outpu..
A wave traveling in a lossless, nonmagnetic medium has an electric field amplitude of 24.56 V/m and an average power density of 2.4 W/m2. Determine the phase velocity of the wave.
A Building produce 400 V at 200 A. using individual photovoltaic cells that each produce 0.5 V at 1 A . Include a schematic diagram of your design idea. How many photovoltaic cells are needed for your design.
The current density in a cylindrical conductor of radius R = 43.1 cm, varies as J(r) = J0r/R (in the region from zero to R), where J0 = 0.417 C/m2. a) Find the magnitude of the magnetic field at r = 21.55 cm.
A load consisting of a 480 ohm resistor in parallel with a (5/9) uF capacitor is connected across the terminals of a sinusoidal voltage source, vg, where vg=240cos5000t V. a) What is the peak value of the instantaneous power delivered by the source
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