Standardized score of a mean
What is the standardized score of a mean of 230 taken from a sample of 25 from a normal population that has a mean of 211 and standard deviation equal to 46?
A. -2.07
B. -0.41
C. 0.41
D. 2.07
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The magnetic field near the surface of a neutron star has a magnitude of 1.00 108 T. Find the acceleration of an electron near the star moving at 1.09 107 m/s if both v and B are in the same plane, with B directed to the right and v directed 32.7&
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Explain why this is consistent with our definition of Poisson's ratio equal to the ratio of perpendicular strain to parallel strain.
All sales are made on account at $20 per unit. Sixty percent of the sales are collected in the month of sale; the remaining 40% are collected in the following month.
Find the magnetic force on the electron when the earth's field has a horizontal component of 0.250 G and dips 60.0° below the horizontal (values typical in California).
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