A population has population mean = 60 and population standard deviation = 10. Find the z-score corresponding to each of the  following sample means:  A sample of n = 4 with M = 55.   A sample of n = 25 with M = 64  A sample of n = 100 with M = 62

MATLAB: An Introduction with Applications
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 A population has population mean = 60 and population standard deviation = 10. Find the z-score corresponding to each of the  following sample means: 

  1. A sample of n = 4 with M = 55.  
  2. A sample of n = 25 with M = 64 
  3. A sample of n = 100 with M = 62



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