Way to measure effect size
Several statistical tests have a way to measure effect size. What is this, and when might you want to use it in looking at results from these tests on job related data?
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A frictionless piston-cylinder contains Argon which is initially at 25 deg. C with a volume of 2.2m^3. Calculate the final temperature of the Argon.
You may assume that there is no friction between the rail and the 1.5-gram "projectile." What is the direction and magnitude of the magnetic field?
Suppose that when the sample is taken, 21 of the 25 graduates have some student loan debt. Do you believe the administrator's claim? Explain why or why not using probabilities.
Helium initially at 327 deg. C and 100 kPa is contained in a frictionless piston-cylinder. The system is slowly cooled at a constant pressure to 27 deg. C. Calculate the work for this process.
Consider a square of side 44 cm. Let one corner, point P, be charge-free, while the other three of the four corners have point charges at them. The corner opposite to (and most distant from) point P has charge Q = 70 nanocoulomb.
In many ways, comparing multiple sample means is simply an extension of what we covered last week. What situations exist where a multiple (more than two) group comparison would be appropriate?
How much error would one expect in determining the specific enthalpy by applying the incompressible-liquid approximation to water at 1500 psia and 400 F?
If the company demands a 15% return on investments such as this, what is the net present worth (NPW) of the proposal? Should it be funded?
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