anonymous
  • anonymous
Help please??? Suppose you have a normally distributed set of data pertaining to a standardized test. The mean score is 1050 and the standard deviation is 200. What is the z-score of 1300 point score? 1.5 1.25 –0.25 –0.5
Mathematics
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anonymous
  • anonymous
Help please??? Suppose you have a normally distributed set of data pertaining to a standardized test. The mean score is 1050 and the standard deviation is 200. What is the z-score of 1300 point score? 1.5 1.25 –0.25 –0.5
Mathematics
chestercat
  • chestercat
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kropot72
  • kropot72
The z-score is found using the following equation: \[\large z=\frac{X-\mu}{\sigma}=\frac{1300-1050}{200}=you\ can\ calculate\]
anonymous
  • anonymous
Thank you <3
kropot72
  • kropot72
You're welcome :)

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