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question1 Use the data in the chart below to solve your quiz answers Mean - 72.8 s - 12.85 Convert your Quiz 1 score (80%) to a z-score. List your...

question1

Use the data in the chart below to solve your quiz answers

Mean - 72.8

s - 12.85

Convert your Quiz 1 score (80%) to a z-score.  List your z-score.

 

 

What percentage of the class did better than you?

question2


  1. The area under the standard normal distribution between -2.0 and 2.0 is
  2. 0.1338
  3. 0.1668
  4. 0.4332
  5. None of the above

Top Answer

1. Mean,  μ  = 72.8 Standard deviation,  σ  = 12.85 X = 80 Z-score,  z = ( X − μ ) / σ... View the full answer

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