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thisisstupidash thisisstupidash
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6 years ago
After constructing a confidence interval estimate for a population mean, you believe that the interval is useless because it is too wide. In order to correct this problem, you need to:
 a. increase the sample size.
  b. increase the population standard deviation.
  c. increase the level of confidence.
  d. increase the sample mean.
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wrote...
6 years ago
A
wrote...
6 years ago
Great answer
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