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The size of a sample population is equal to 30, considering that the variance is 324 and its mean is 62.8. Construct a 95% confidence

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The size of a sample population is equal to 30, considering that the variance is 324 and its mean is 62.8. Construct a 95% confidence interval for a) (-5556.83; 5682.43) b) (-249.40; 375.00) c) (53.14;178.74) d) (56.36; 69.24) None of the above WWW WWW

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