nschestnut8394 nschestnut8394
  • 22-11-2019
  • Mathematics
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When the statistics exam is handed back, you are curious about many people in your class got an A (raw score greater than 78 points). The class mean was 72.5 and the standard deviation was 4.3. What proportion of the class scored higher than 78?

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jayquan440 jayquan440
  • 22-11-2019

Answer:

4.3

Step-by-step explanation:

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