mejiafernandayalitza mejiafernandayalitza
  • 19-10-2022
  • Mathematics
contestada

The average number of minutes that a Starbucks customer waits is 4.5 minutes with a standard deviation of 1.3 minutes. The distribution is approximately normal.

a) What percentage of customers wait for 3 minutes or more?

b) What percentage of customers wait between 2 and 5 minutes?

c) How many minutes does the fastest 35th percentile wait?

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