Derive expression for a and b in terms of standard deviation
Derive expression for a and b in terms of standard deviation of x and y, mean of x and y, and the correlation b/w x and y. Given E(y|x)=a+bx.
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From the time the crate leaves the helicopter to the time it hits the ground, 3.5 seconds pass. Calculate A. Which Physics principle laws or definitions did you use?
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Consider a spherical Gaussian surface and three charges:q1 = 1.59uC ,q2 = -2.46uC , and q3 = 3.58uC . Find the electric flux through the Gaussian surface if it completely encloses (a) only charges q1 and q2 (b) only charges q2 and q3 c) all three
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Determine the: a) amount of paddle-wheel work in BTU after 45 minutes b) final temperature c) final pressure of the helium gas Ans. P2 = 47.92 psi.
Compute 99% confidence intervals for the average daily maximum temperature in February for each of the three years in which you collected data. How do they compare? Show all work.
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