krisdylarson3 krisdylarson3
  • 10-12-2022
  • Mathematics
contestada

The average playing time of CDs in a large collection is 36 minutes, and
the standard deviation is 4 minutes.
About what percentage of times are between 28 and 40 minutes, i.e. one
standard deviations to the right and two to the left? Use the bell curve
above.

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