Question
A random sample of n = 4 scores is obtained from a population with a mean of = 80 and a standard deviation of =
A random sample of n = 4 scores is obtained from a population with a mean of = 80 and a standard deviation of = 10. If the sample mean is M = 90, what is the z-score for the sample mean? please show work
z = +5.00
z = +20.00
z = +2.00
z = +1.00
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Boundary Value Problems And Partial Differential Equations
Authors: David L Powers, Powers Shelley
6th Edition
0080884415, 9780080884417
