Compute a 95% CI for the underlying variance of daily iron intake in the low-income group. What
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Compute a 95% CI for the underlying variance of daily iron intake in the low-income group. What can you infer from this CI?
The standard deviation of daily iron intake in the larger population of 9- to 11-year-old boys was 5.56 mg. We want to test whether the standard deviation from the low-income group is comparable to that of the general population.
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A 95 confidence interval for the underlying variance s 2 is given by ...View the full answer
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