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Choose answer.A 95% confidence interval for a population mean is computed from

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 two sample of size 400&100 

The interval from the sample of size 400 will be approximately asthe interval from the sample of size 100

 One eighth, One fourth,  One half,  the same, Twice times, Four times, or Eight times as wide

Sep 24th, 2014

One fourth

Sep 24th, 2014

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Sep 24th, 2014
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Sep 24th, 2014
Dec 10th, 2016
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