ALEKS 19

Blu ma n chapter 8 hypothesis testing s ection 8 2

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Unformatted text preview: ter 8 : Hypothesis Testing S ection 8 .2 : z Test for a Mean The type of test statistic: As the population is normally distributed and the population standard deviation ( ) is known, the sample mean normally distributed with expectation is Lec ture: Tes t means when s igma is k nown, us ing the z tes t and standard Ex erc is e: Tes t means when s igma is k nown, us ing the z tes t https://secur e.aleks.com/alekscg i/x/Isl.exe/1wnSJn_BBnvTEakW7oOmQ9KUe3asZsCi7DJa_eTl1tnSR5_OV6Nynr EHZiOB- kRzir Ehov0g oz_M FFmoQjp- Ju6zKU… 2/3 12/18/13 ALEKS: Ravinell Rose deviation . Hence, the statistic nor...
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