The table shows data on an Algebra test for four different classes and for one student in each class. What was the mean of their actual test grades? Standard Student's Deviation z-Score for Class 5: 1.8 Mean for Class: Sarah Patrick 81 86 3 2 Kylie Logan 83 2.5 3.2 85 0.5 F: 82 6: 83 HS: 84 J: 85
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