Question
The weights of 19 randomly selected mattresses were found to have a variance of 2.22. Construct the 90% confidence interval for the population variance of
The weights of 19 randomly selected mattresses were found to have a variance of 2.22. Construct the 90% confidence interval for the population variance of the weights of all mattresses in this factory. Round your answer to two decimal places.
Lower endpoint: ____________ Upper endpoint______________
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Calculus With Applications, Version
Authors: Margaret L Lial, Raymond N Greenwell, Nathan P Ritchey
10th Edition
032183111X, 9780321831118
