floresadriana224 floresadriana224
  • 09-09-2022
  • Mathematics
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For a 4-unit class like statistics, students should spend average of 12 hours studying for the class. A survey was done 23 students, and the distribution of total study hours per week is bell- shaped with a mean of 12 hours and a standard deviation of 2.5 hours.

For a 4unit class like statistics students should spend average of 12 hours studying for the class A survey was done 23 students and the distribution of total s class=

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