vanessa23kodabug vanessa23kodabug
  • 19-04-2017
  • SAT
contestada

A random sample of 50 four-year-olds attending day care centers provided a yearly tuition average of $3987 and the population standard deviation of $630. Find the 90% confidence interval of the true mean

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allison2527 allison2527
  • 26-04-2017
3000   is the p-*5#%?"+(                                          
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