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Author Question: Locate the median price of crude oil in 2007. What will be an ideal ... (Read 54 times)

lbcchick

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Locate the median price of crude oil in 2007.
 
  What will be an ideal response?

Question 2

In order to ensure that a proper sample size is employed for confidence intervals, it would be best to ________.
 
  A) take an initial sample to estimate the population mean and then use that to estimate the best sample size
  B) take an initial sample to estimate the population standard deviation and use that estimate to determine the required sample size
  C) double the sample size that was originally proposed
  D) always use a sample size of 30


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yotaSR5

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lbcchick

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Reply 2 on: Jun 24, 2018
Gracias!


pratush dev

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

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