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Give the appropriate t quantile value tdf 1 - a2 that would

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Reference no: EM13635944

Give the appropriate t quantile value, tdf, 1 - a/2, that would be used to construct a confidence interval for the mean of the population in each of the following situations.

1) a 95% confidence interval based on 19 observations

2) a 90% confidence interval from an SRS of 20 observations

3) an 80% confidence interval from a sample of size 50.

Reference no: EM13635944

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