AnettBorges3375 AnettBorges3375
  • 11-01-2024
  • Mathematics
contestada

A normal distribution of scores has a standard deviation of 10. Find the z-scores corresponding to each of the following values:

a) A score of 60, where the mean score of the sample data values is 40.
b) A score that is 30 points below the mean.
c) A score of 80, where the mean score of the sample data values is 30.
d) A score of 20, where the mean score of the sample data values is 50.

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