sas4 sas4
  • 03-04-2017
  • Mathematics
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I need to know #8 the z score

I need to know 8 the z score class=

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Аноним Аноним
  • 03-04-2017
The z-score is (x-u)/sigma, or in this case, (25-30)/4. the z-score is -1.25.
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