anonymous
  • anonymous
If 1,000 students take a test that has a mean of 40 minutes, a standard deviation of 8 minutes, and is normally distributed, how many would you expect would finish in less than 40 minutes? 250 500 750 1000
Mathematics
schrodinger
  • schrodinger
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amistre64
  • amistre64
what does the mean of a normal distribution define for us?
anonymous
  • anonymous
can you come help me?

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