thevineyard8 thevineyard8
  • 09-12-2022
  • Mathematics
contestada

A random sample of 16 pharmacy customers showed the waiting times below (in minutes).


20 27 24 23 19 21 18 17
22 15 18 32 16 20 19 19
Find a 90 percent confidence interval for μ, assuming that the sample is from a normal population.

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