document.write( "Question 826987: Maria and Zoe are taking Biology 101 but are in different classes. Maria’s class has an average of 78% with a standard deviation of 5% on the midterm while Zoe’s class has an average of 83% with a standard deviation of 12%. Assume that scores in both classes follow a normal distribution. Now suppose that Maria scored an 84 on the midterm exam and Zoe scored an 89. \r \n" );
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document.write( "Convert Maria’s midterm score of 84 to a standard z-score, rounded to the nearest tenth, and place it in the blank. z-score = \n" );
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