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Compute a 95% confidence interval for the population mean, based on the sample numbers 21,28,33,34,25,26, and 135. Lower -15.449: Upper- 67.174 Lower-20.492; Upper -40.876 Lower-18.925;
Compute a 95% confidence interval for the population mean, based on the sample numbers 21,28,33,34,25,26, and 135.
Lower -15.449: Upper- 67.174
Lower-20.492; Upper -40.876
Lower-18.925; Upper-50.741
Lower-5.449;Upper-80.837
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