Compoenents function
A system contains two components A and B connected in parallel. Compoenents function independetly. Probability for compoenent A to fail is 0.1 Probability for component B to fail is 0.05 Find prob. for the system to fail?
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The initial velocity of 10 miles per hour, will she clear two cars? if she doesn't make it. What recommendations can you make mathmatically to guarantee that she wll make jump?
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Calculate the wavelength of the line in the emission spectrum of He+ formed by an electron transition from ni = 4 to nf = 3.
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Its key advantage is high internal validity; its disadvantage is that randomization is often ethically or practically impossible.
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